#include "intel_drv.h"
#include "i915_drm.h"
#include "i915_drv.h"
-#include "intel_dp.h"
+#include "drm_dp_helper.h"
#include "drm_crtc_helper.h"
intel_p2_t p2;
bool (* find_pll)(const intel_limit_t *, struct drm_crtc *,
int, int, intel_clock_t *);
- bool (* find_reduced_pll)(const intel_limit_t *, struct drm_crtc *,
- int, int, intel_clock_t *);
};
#define I8XX_DOT_MIN 25000
#define I9XX_DOT_MAX 400000
#define I9XX_VCO_MIN 1400000
#define I9XX_VCO_MAX 2800000
-#define IGD_VCO_MIN 1700000
-#define IGD_VCO_MAX 3500000
+#define PINEVIEW_VCO_MIN 1700000
+#define PINEVIEW_VCO_MAX 3500000
#define I9XX_N_MIN 1
#define I9XX_N_MAX 6
-/* IGD's Ncounter is a ring counter */
-#define IGD_N_MIN 3
-#define IGD_N_MAX 6
+/* Pineview's Ncounter is a ring counter */
+#define PINEVIEW_N_MIN 3
+#define PINEVIEW_N_MAX 6
#define I9XX_M_MIN 70
#define I9XX_M_MAX 120
-#define IGD_M_MIN 2
-#define IGD_M_MAX 256
+#define PINEVIEW_M_MIN 2
+#define PINEVIEW_M_MAX 256
#define I9XX_M1_MIN 10
#define I9XX_M1_MAX 22
#define I9XX_M2_MIN 5
#define I9XX_M2_MAX 9
-/* IGD M1 is reserved, and must be 0 */
-#define IGD_M1_MIN 0
-#define IGD_M1_MAX 0
-#define IGD_M2_MIN 0
-#define IGD_M2_MAX 254
+/* Pineview M1 is reserved, and must be 0 */
+#define PINEVIEW_M1_MIN 0
+#define PINEVIEW_M1_MAX 0
+#define PINEVIEW_M2_MIN 0
+#define PINEVIEW_M2_MAX 254
#define I9XX_P_SDVO_DAC_MIN 5
#define I9XX_P_SDVO_DAC_MAX 80
#define I9XX_P_LVDS_MIN 7
#define I9XX_P_LVDS_MAX 98
-#define IGD_P_LVDS_MIN 7
-#define IGD_P_LVDS_MAX 112
+#define PINEVIEW_P_LVDS_MIN 7
+#define PINEVIEW_P_LVDS_MAX 112
#define I9XX_P1_MIN 1
#define I9XX_P1_MAX 8
#define I9XX_P2_SDVO_DAC_SLOW 10
#define G4X_P2_DISPLAY_PORT_FAST 10
#define G4X_P2_DISPLAY_PORT_LIMIT 0
-/* IGDNG */
+/* Ironlake / Sandybridge */
/* as we calculate clock using (register_value + 2) for
N/M1/M2, so here the range value for them is (actual_value-2).
*/
-#define IGDNG_DOT_MIN 25000
-#define IGDNG_DOT_MAX 350000
-#define IGDNG_VCO_MIN 1760000
-#define IGDNG_VCO_MAX 3510000
-#define IGDNG_N_MIN 1
-#define IGDNG_N_MAX 5
-#define IGDNG_M_MIN 79
-#define IGDNG_M_MAX 118
-#define IGDNG_M1_MIN 12
-#define IGDNG_M1_MAX 23
-#define IGDNG_M2_MIN 5
-#define IGDNG_M2_MAX 9
-#define IGDNG_P_SDVO_DAC_MIN 5
-#define IGDNG_P_SDVO_DAC_MAX 80
-#define IGDNG_P_LVDS_MIN 28
-#define IGDNG_P_LVDS_MAX 112
-#define IGDNG_P1_MIN 1
-#define IGDNG_P1_MAX 8
-#define IGDNG_P2_SDVO_DAC_SLOW 10
-#define IGDNG_P2_SDVO_DAC_FAST 5
-#define IGDNG_P2_LVDS_SLOW 14 /* single channel */
-#define IGDNG_P2_LVDS_FAST 7 /* double channel */
-#define IGDNG_P2_DOT_LIMIT 225000 /* 225Mhz */
+#define IRONLAKE_DOT_MIN 25000
+#define IRONLAKE_DOT_MAX 350000
+#define IRONLAKE_VCO_MIN 1760000
+#define IRONLAKE_VCO_MAX 3510000
+#define IRONLAKE_M1_MIN 12
+#define IRONLAKE_M1_MAX 22
+#define IRONLAKE_M2_MIN 5
+#define IRONLAKE_M2_MAX 9
+#define IRONLAKE_P2_DOT_LIMIT 225000 /* 225Mhz */
+
+/* We have parameter ranges for different type of outputs. */
+
+/* DAC & HDMI Refclk 120Mhz */
+#define IRONLAKE_DAC_N_MIN 1
+#define IRONLAKE_DAC_N_MAX 5
+#define IRONLAKE_DAC_M_MIN 79
+#define IRONLAKE_DAC_M_MAX 127
+#define IRONLAKE_DAC_P_MIN 5
+#define IRONLAKE_DAC_P_MAX 80
+#define IRONLAKE_DAC_P1_MIN 1
+#define IRONLAKE_DAC_P1_MAX 8
+#define IRONLAKE_DAC_P2_SLOW 10
+#define IRONLAKE_DAC_P2_FAST 5
+
+/* LVDS single-channel 120Mhz refclk */
+#define IRONLAKE_LVDS_S_N_MIN 1
+#define IRONLAKE_LVDS_S_N_MAX 3
+#define IRONLAKE_LVDS_S_M_MIN 79
+#define IRONLAKE_LVDS_S_M_MAX 118
+#define IRONLAKE_LVDS_S_P_MIN 28
+#define IRONLAKE_LVDS_S_P_MAX 112
+#define IRONLAKE_LVDS_S_P1_MIN 2
+#define IRONLAKE_LVDS_S_P1_MAX 8
+#define IRONLAKE_LVDS_S_P2_SLOW 14
+#define IRONLAKE_LVDS_S_P2_FAST 14
+
+/* LVDS dual-channel 120Mhz refclk */
+#define IRONLAKE_LVDS_D_N_MIN 1
+#define IRONLAKE_LVDS_D_N_MAX 3
+#define IRONLAKE_LVDS_D_M_MIN 79
+#define IRONLAKE_LVDS_D_M_MAX 127
+#define IRONLAKE_LVDS_D_P_MIN 14
+#define IRONLAKE_LVDS_D_P_MAX 56
+#define IRONLAKE_LVDS_D_P1_MIN 2
+#define IRONLAKE_LVDS_D_P1_MAX 8
+#define IRONLAKE_LVDS_D_P2_SLOW 7
+#define IRONLAKE_LVDS_D_P2_FAST 7
+
+/* LVDS single-channel 100Mhz refclk */
+#define IRONLAKE_LVDS_S_SSC_N_MIN 1
+#define IRONLAKE_LVDS_S_SSC_N_MAX 2
+#define IRONLAKE_LVDS_S_SSC_M_MIN 79
+#define IRONLAKE_LVDS_S_SSC_M_MAX 126
+#define IRONLAKE_LVDS_S_SSC_P_MIN 28
+#define IRONLAKE_LVDS_S_SSC_P_MAX 112
+#define IRONLAKE_LVDS_S_SSC_P1_MIN 2
+#define IRONLAKE_LVDS_S_SSC_P1_MAX 8
+#define IRONLAKE_LVDS_S_SSC_P2_SLOW 14
+#define IRONLAKE_LVDS_S_SSC_P2_FAST 14
+
+/* LVDS dual-channel 100Mhz refclk */
+#define IRONLAKE_LVDS_D_SSC_N_MIN 1
+#define IRONLAKE_LVDS_D_SSC_N_MAX 3
+#define IRONLAKE_LVDS_D_SSC_M_MIN 79
+#define IRONLAKE_LVDS_D_SSC_M_MAX 126
+#define IRONLAKE_LVDS_D_SSC_P_MIN 14
+#define IRONLAKE_LVDS_D_SSC_P_MAX 42
+#define IRONLAKE_LVDS_D_SSC_P1_MIN 2
+#define IRONLAKE_LVDS_D_SSC_P1_MAX 6
+#define IRONLAKE_LVDS_D_SSC_P2_SLOW 7
+#define IRONLAKE_LVDS_D_SSC_P2_FAST 7
+
+/* DisplayPort */
+#define IRONLAKE_DP_N_MIN 1
+#define IRONLAKE_DP_N_MAX 2
+#define IRONLAKE_DP_M_MIN 81
+#define IRONLAKE_DP_M_MAX 90
+#define IRONLAKE_DP_P_MIN 10
+#define IRONLAKE_DP_P_MAX 20
+#define IRONLAKE_DP_P2_FAST 10
+#define IRONLAKE_DP_P2_SLOW 10
+#define IRONLAKE_DP_P2_LIMIT 0
+#define IRONLAKE_DP_P1_MIN 1
+#define IRONLAKE_DP_P1_MAX 2
static bool
intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
int target, int refclk, intel_clock_t *best_clock);
static bool
-intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock);
-static bool
intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
int target, int refclk, intel_clock_t *best_clock);
-static bool
-intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock);
static bool
intel_find_pll_g4x_dp(const intel_limit_t *, struct drm_crtc *crtc,
int target, int refclk, intel_clock_t *best_clock);
static bool
-intel_find_pll_igdng_dp(const intel_limit_t *, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock);
+intel_find_pll_ironlake_dp(const intel_limit_t *, struct drm_crtc *crtc,
+ int target, int refclk, intel_clock_t *best_clock);
static const intel_limit_t intel_limits_i8xx_dvo = {
.dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
.p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
.p2_slow = I8XX_P2_SLOW, .p2_fast = I8XX_P2_FAST },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
static const intel_limit_t intel_limits_i8xx_lvds = {
.p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
.p2_slow = I8XX_P2_LVDS_SLOW, .p2_fast = I8XX_P2_LVDS_FAST },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
static const intel_limit_t intel_limits_i9xx_sdvo = {
.p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
.p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
static const intel_limit_t intel_limits_i9xx_lvds = {
.p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
.p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_FAST },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
/* below parameter and function is for G4X Chipset Family*/
.p2_fast = G4X_P2_SDVO_FAST
},
.find_pll = intel_g4x_find_best_PLL,
- .find_reduced_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_hdmi = {
.p2_fast = G4X_P2_HDMI_DAC_FAST
},
.find_pll = intel_g4x_find_best_PLL,
- .find_reduced_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
.p2_fast = G4X_P2_SINGLE_CHANNEL_LVDS_FAST
},
.find_pll = intel_g4x_find_best_PLL,
- .find_reduced_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
.p2_fast = G4X_P2_DUAL_CHANNEL_LVDS_FAST
},
.find_pll = intel_g4x_find_best_PLL,
- .find_reduced_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_display_port = {
.find_pll = intel_find_pll_g4x_dp,
};
-static const intel_limit_t intel_limits_igd_sdvo = {
+static const intel_limit_t intel_limits_pineview_sdvo = {
.dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX},
- .vco = { .min = IGD_VCO_MIN, .max = IGD_VCO_MAX },
- .n = { .min = IGD_N_MIN, .max = IGD_N_MAX },
- .m = { .min = IGD_M_MIN, .max = IGD_M_MAX },
- .m1 = { .min = IGD_M1_MIN, .max = IGD_M1_MAX },
- .m2 = { .min = IGD_M2_MIN, .max = IGD_M2_MAX },
+ .vco = { .min = PINEVIEW_VCO_MIN, .max = PINEVIEW_VCO_MAX },
+ .n = { .min = PINEVIEW_N_MIN, .max = PINEVIEW_N_MAX },
+ .m = { .min = PINEVIEW_M_MIN, .max = PINEVIEW_M_MAX },
+ .m1 = { .min = PINEVIEW_M1_MIN, .max = PINEVIEW_M1_MAX },
+ .m2 = { .min = PINEVIEW_M2_MIN, .max = PINEVIEW_M2_MAX },
.p = { .min = I9XX_P_SDVO_DAC_MIN, .max = I9XX_P_SDVO_DAC_MAX },
.p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
.p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
.p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
-static const intel_limit_t intel_limits_igd_lvds = {
+static const intel_limit_t intel_limits_pineview_lvds = {
.dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
- .vco = { .min = IGD_VCO_MIN, .max = IGD_VCO_MAX },
- .n = { .min = IGD_N_MIN, .max = IGD_N_MAX },
- .m = { .min = IGD_M_MIN, .max = IGD_M_MAX },
- .m1 = { .min = IGD_M1_MIN, .max = IGD_M1_MAX },
- .m2 = { .min = IGD_M2_MIN, .max = IGD_M2_MAX },
- .p = { .min = IGD_P_LVDS_MIN, .max = IGD_P_LVDS_MAX },
+ .vco = { .min = PINEVIEW_VCO_MIN, .max = PINEVIEW_VCO_MAX },
+ .n = { .min = PINEVIEW_N_MIN, .max = PINEVIEW_N_MAX },
+ .m = { .min = PINEVIEW_M_MIN, .max = PINEVIEW_M_MAX },
+ .m1 = { .min = PINEVIEW_M1_MIN, .max = PINEVIEW_M1_MAX },
+ .m2 = { .min = PINEVIEW_M2_MIN, .max = PINEVIEW_M2_MAX },
+ .p = { .min = PINEVIEW_P_LVDS_MIN, .max = PINEVIEW_P_LVDS_MAX },
.p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
- /* IGD only supports single-channel mode. */
+ /* Pineview only supports single-channel mode. */
.p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
.p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_SLOW },
.find_pll = intel_find_best_PLL,
- .find_reduced_pll = intel_find_best_reduced_PLL,
};
-static const intel_limit_t intel_limits_igdng_sdvo = {
- .dot = { .min = IGDNG_DOT_MIN, .max = IGDNG_DOT_MAX },
- .vco = { .min = IGDNG_VCO_MIN, .max = IGDNG_VCO_MAX },
- .n = { .min = IGDNG_N_MIN, .max = IGDNG_N_MAX },
- .m = { .min = IGDNG_M_MIN, .max = IGDNG_M_MAX },
- .m1 = { .min = IGDNG_M1_MIN, .max = IGDNG_M1_MAX },
- .m2 = { .min = IGDNG_M2_MIN, .max = IGDNG_M2_MAX },
- .p = { .min = IGDNG_P_SDVO_DAC_MIN, .max = IGDNG_P_SDVO_DAC_MAX },
- .p1 = { .min = IGDNG_P1_MIN, .max = IGDNG_P1_MAX },
- .p2 = { .dot_limit = IGDNG_P2_DOT_LIMIT,
- .p2_slow = IGDNG_P2_SDVO_DAC_SLOW,
- .p2_fast = IGDNG_P2_SDVO_DAC_FAST },
- .find_pll = intel_igdng_find_best_PLL,
+static const intel_limit_t intel_limits_ironlake_dac = {
+ .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
+ .n = { .min = IRONLAKE_DAC_N_MIN, .max = IRONLAKE_DAC_N_MAX },
+ .m = { .min = IRONLAKE_DAC_M_MIN, .max = IRONLAKE_DAC_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_DAC_P_MIN, .max = IRONLAKE_DAC_P_MAX },
+ .p1 = { .min = IRONLAKE_DAC_P1_MIN, .max = IRONLAKE_DAC_P1_MAX },
+ .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+ .p2_slow = IRONLAKE_DAC_P2_SLOW,
+ .p2_fast = IRONLAKE_DAC_P2_FAST },
+ .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_single_lvds = {
+ .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
+ .n = { .min = IRONLAKE_LVDS_S_N_MIN, .max = IRONLAKE_LVDS_S_N_MAX },
+ .m = { .min = IRONLAKE_LVDS_S_M_MIN, .max = IRONLAKE_LVDS_S_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_LVDS_S_P_MIN, .max = IRONLAKE_LVDS_S_P_MAX },
+ .p1 = { .min = IRONLAKE_LVDS_S_P1_MIN, .max = IRONLAKE_LVDS_S_P1_MAX },
+ .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+ .p2_slow = IRONLAKE_LVDS_S_P2_SLOW,
+ .p2_fast = IRONLAKE_LVDS_S_P2_FAST },
+ .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_dual_lvds = {
+ .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
+ .n = { .min = IRONLAKE_LVDS_D_N_MIN, .max = IRONLAKE_LVDS_D_N_MAX },
+ .m = { .min = IRONLAKE_LVDS_D_M_MIN, .max = IRONLAKE_LVDS_D_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_LVDS_D_P_MIN, .max = IRONLAKE_LVDS_D_P_MAX },
+ .p1 = { .min = IRONLAKE_LVDS_D_P1_MIN, .max = IRONLAKE_LVDS_D_P1_MAX },
+ .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+ .p2_slow = IRONLAKE_LVDS_D_P2_SLOW,
+ .p2_fast = IRONLAKE_LVDS_D_P2_FAST },
+ .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_single_lvds_100m = {
+ .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
+ .n = { .min = IRONLAKE_LVDS_S_SSC_N_MIN, .max = IRONLAKE_LVDS_S_SSC_N_MAX },
+ .m = { .min = IRONLAKE_LVDS_S_SSC_M_MIN, .max = IRONLAKE_LVDS_S_SSC_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_LVDS_S_SSC_P_MIN, .max = IRONLAKE_LVDS_S_SSC_P_MAX },
+ .p1 = { .min = IRONLAKE_LVDS_S_SSC_P1_MIN,.max = IRONLAKE_LVDS_S_SSC_P1_MAX },
+ .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+ .p2_slow = IRONLAKE_LVDS_S_SSC_P2_SLOW,
+ .p2_fast = IRONLAKE_LVDS_S_SSC_P2_FAST },
+ .find_pll = intel_g4x_find_best_PLL,
+};
+
+static const intel_limit_t intel_limits_ironlake_dual_lvds_100m = {
+ .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
+ .n = { .min = IRONLAKE_LVDS_D_SSC_N_MIN, .max = IRONLAKE_LVDS_D_SSC_N_MAX },
+ .m = { .min = IRONLAKE_LVDS_D_SSC_M_MIN, .max = IRONLAKE_LVDS_D_SSC_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_LVDS_D_SSC_P_MIN, .max = IRONLAKE_LVDS_D_SSC_P_MAX },
+ .p1 = { .min = IRONLAKE_LVDS_D_SSC_P1_MIN,.max = IRONLAKE_LVDS_D_SSC_P1_MAX },
+ .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
+ .p2_slow = IRONLAKE_LVDS_D_SSC_P2_SLOW,
+ .p2_fast = IRONLAKE_LVDS_D_SSC_P2_FAST },
+ .find_pll = intel_g4x_find_best_PLL,
};
-static const intel_limit_t intel_limits_igdng_lvds = {
- .dot = { .min = IGDNG_DOT_MIN, .max = IGDNG_DOT_MAX },
- .vco = { .min = IGDNG_VCO_MIN, .max = IGDNG_VCO_MAX },
- .n = { .min = IGDNG_N_MIN, .max = IGDNG_N_MAX },
- .m = { .min = IGDNG_M_MIN, .max = IGDNG_M_MAX },
- .m1 = { .min = IGDNG_M1_MIN, .max = IGDNG_M1_MAX },
- .m2 = { .min = IGDNG_M2_MIN, .max = IGDNG_M2_MAX },
- .p = { .min = IGDNG_P_LVDS_MIN, .max = IGDNG_P_LVDS_MAX },
- .p1 = { .min = IGDNG_P1_MIN, .max = IGDNG_P1_MAX },
- .p2 = { .dot_limit = IGDNG_P2_DOT_LIMIT,
- .p2_slow = IGDNG_P2_LVDS_SLOW,
- .p2_fast = IGDNG_P2_LVDS_FAST },
- .find_pll = intel_igdng_find_best_PLL,
+static const intel_limit_t intel_limits_ironlake_display_port = {
+ .dot = { .min = IRONLAKE_DOT_MIN,
+ .max = IRONLAKE_DOT_MAX },
+ .vco = { .min = IRONLAKE_VCO_MIN,
+ .max = IRONLAKE_VCO_MAX},
+ .n = { .min = IRONLAKE_DP_N_MIN,
+ .max = IRONLAKE_DP_N_MAX },
+ .m = { .min = IRONLAKE_DP_M_MIN,
+ .max = IRONLAKE_DP_M_MAX },
+ .m1 = { .min = IRONLAKE_M1_MIN,
+ .max = IRONLAKE_M1_MAX },
+ .m2 = { .min = IRONLAKE_M2_MIN,
+ .max = IRONLAKE_M2_MAX },
+ .p = { .min = IRONLAKE_DP_P_MIN,
+ .max = IRONLAKE_DP_P_MAX },
+ .p1 = { .min = IRONLAKE_DP_P1_MIN,
+ .max = IRONLAKE_DP_P1_MAX},
+ .p2 = { .dot_limit = IRONLAKE_DP_P2_LIMIT,
+ .p2_slow = IRONLAKE_DP_P2_SLOW,
+ .p2_fast = IRONLAKE_DP_P2_FAST },
+ .find_pll = intel_find_pll_ironlake_dp,
};
-static const intel_limit_t *intel_igdng_limit(struct drm_crtc *crtc)
+static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc)
{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
const intel_limit_t *limit;
- if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
- limit = &intel_limits_igdng_lvds;
+ int refclk = 120;
+
+ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
+ if (dev_priv->lvds_use_ssc && dev_priv->lvds_ssc_freq == 100)
+ refclk = 100;
+
+ if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
+ LVDS_CLKB_POWER_UP) {
+ /* LVDS dual channel */
+ if (refclk == 100)
+ limit = &intel_limits_ironlake_dual_lvds_100m;
+ else
+ limit = &intel_limits_ironlake_dual_lvds;
+ } else {
+ if (refclk == 100)
+ limit = &intel_limits_ironlake_single_lvds_100m;
+ else
+ limit = &intel_limits_ironlake_single_lvds;
+ }
+ } else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
+ HAS_eDP)
+ limit = &intel_limits_ironlake_display_port;
else
- limit = &intel_limits_igdng_sdvo;
+ limit = &intel_limits_ironlake_dac;
return limit;
}
struct drm_device *dev = crtc->dev;
const intel_limit_t *limit;
- if (IS_IGDNG(dev))
- limit = intel_igdng_limit(crtc);
+ if (HAS_PCH_SPLIT(dev))
+ limit = intel_ironlake_limit(crtc);
else if (IS_G4X(dev)) {
limit = intel_g4x_limit(crtc);
- } else if (IS_I9XX(dev) && !IS_IGD(dev)) {
+ } else if (IS_I9XX(dev) && !IS_PINEVIEW(dev)) {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
limit = &intel_limits_i9xx_lvds;
else
limit = &intel_limits_i9xx_sdvo;
- } else if (IS_IGD(dev)) {
+ } else if (IS_PINEVIEW(dev)) {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
- limit = &intel_limits_igd_lvds;
+ limit = &intel_limits_pineview_lvds;
else
- limit = &intel_limits_igd_sdvo;
+ limit = &intel_limits_pineview_sdvo;
} else {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
limit = &intel_limits_i8xx_lvds;
return limit;
}
-/* m1 is reserved as 0 in IGD, n is a ring counter */
-static void igd_clock(int refclk, intel_clock_t *clock)
+/* m1 is reserved as 0 in Pineview, n is a ring counter */
+static void pineview_clock(int refclk, intel_clock_t *clock)
{
clock->m = clock->m2 + 2;
clock->p = clock->p1 * clock->p2;
static void intel_clock(struct drm_device *dev, int refclk, intel_clock_t *clock)
{
- if (IS_IGD(dev)) {
- igd_clock(refclk, clock);
+ if (IS_PINEVIEW(dev)) {
+ pineview_clock(refclk, clock);
return;
}
clock->m = 5 * (clock->m1 + 2) + (clock->m2 + 2);
{
struct drm_device *dev = crtc->dev;
struct drm_mode_config *mode_config = &dev->mode_config;
- struct drm_connector *l_entry;
+ struct drm_encoder *l_entry;
- list_for_each_entry(l_entry, &mode_config->connector_list, head) {
- if (l_entry->encoder &&
- l_entry->encoder->crtc == crtc) {
- struct intel_output *intel_output = to_intel_output(l_entry);
- if (intel_output->type == type)
+ list_for_each_entry(l_entry, &mode_config->encoder_list, head) {
+ if (l_entry && l_entry->crtc == crtc) {
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(l_entry);
+ if (intel_encoder->type == type)
return true;
}
}
return false;
}
-struct drm_connector *
-intel_pipe_get_output (struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_mode_config *mode_config = &dev->mode_config;
- struct drm_connector *l_entry, *ret = NULL;
-
- list_for_each_entry(l_entry, &mode_config->connector_list, head) {
- if (l_entry->encoder &&
- l_entry->encoder->crtc == crtc) {
- ret = l_entry;
- break;
- }
- }
- return ret;
-}
-
#define INTELPllInvalid(s) do { /* DRM_DEBUG(s); */ return false; } while (0)
/**
* Returns whether the given set of divisors are valid for a given refclk with
INTELPllInvalid ("m2 out of range\n");
if (clock->m1 < limit->m1.min || limit->m1.max < clock->m1)
INTELPllInvalid ("m1 out of range\n");
- if (clock->m1 <= clock->m2 && !IS_IGD(dev))
+ if (clock->m1 <= clock->m2 && !IS_PINEVIEW(dev))
INTELPllInvalid ("m1 <= m2\n");
if (clock->m < limit->m.min || limit->m.max < clock->m)
INTELPllInvalid ("m out of range\n");
memset (best_clock, 0, sizeof (*best_clock));
- for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
- for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max;
- clock.m1++) {
- for (clock.m2 = limit->m2.min;
- clock.m2 <= limit->m2.max; clock.m2++) {
- /* m1 is always 0 in IGD */
- if (clock.m2 >= clock.m1 && !IS_IGD(dev))
- break;
- for (clock.n = limit->n.min;
- clock.n <= limit->n.max; clock.n++) {
+ for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max;
+ clock.m1++) {
+ for (clock.m2 = limit->m2.min;
+ clock.m2 <= limit->m2.max; clock.m2++) {
+ /* m1 is always 0 in Pineview */
+ if (clock.m2 >= clock.m1 && !IS_PINEVIEW(dev))
+ break;
+ for (clock.n = limit->n.min;
+ clock.n <= limit->n.max; clock.n++) {
+ for (clock.p1 = limit->p1.min;
+ clock.p1 <= limit->p1.max; clock.p1++) {
int this_err;
intel_clock(dev, refclk, &clock);
return (err != target);
}
-
-static bool
-intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock)
-
-{
- struct drm_device *dev = crtc->dev;
- intel_clock_t clock;
- int err = target;
- bool found = false;
-
- memcpy(&clock, best_clock, sizeof(intel_clock_t));
-
- for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {
- for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; clock.m2++) {
- /* m1 is always 0 in IGD */
- if (clock.m2 >= clock.m1 && !IS_IGD(dev))
- break;
- for (clock.n = limit->n.min; clock.n <= limit->n.max;
- clock.n++) {
- int this_err;
-
- intel_clock(dev, refclk, &clock);
-
- if (!intel_PLL_is_valid(crtc, &clock))
- continue;
-
- this_err = abs(clock.dot - target);
- if (this_err < err) {
- *best_clock = clock;
- err = this_err;
- found = true;
- }
- }
- }
- }
-
- return found;
-}
-
static bool
intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
int target, int refclk, intel_clock_t *best_clock)
found = false;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
- if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
+ int lvds_reg;
+
+ if (HAS_PCH_SPLIT(dev))
+ lvds_reg = PCH_LVDS;
+ else
+ lvds_reg = LVDS;
+ if ((I915_READ(lvds_reg) & LVDS_CLKB_POWER_MASK) ==
LVDS_CLKB_POWER_UP)
clock.p2 = limit->p2.p2_fast;
else
}
static bool
-intel_find_pll_igdng_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock)
+intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
+ int target, int refclk, intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
intel_clock_t clock;
+
+ /* return directly when it is eDP */
+ if (HAS_eDP)
+ return true;
+
if (target < 200000) {
clock.n = 1;
clock.p1 = 2;
return true;
}
-static bool
-intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
- int target, int refclk, intel_clock_t *best_clock)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- intel_clock_t clock;
- int err_most = 47;
- int err_min = 10000;
-
- /* eDP has only 2 clock choice, no n/m/p setting */
- if (HAS_eDP)
- return true;
-
- if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT))
- return intel_find_pll_igdng_dp(limit, crtc, target,
- refclk, best_clock);
-
- if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
- if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
- LVDS_CLKB_POWER_UP)
- clock.p2 = limit->p2.p2_fast;
- else
- clock.p2 = limit->p2.p2_slow;
- } else {
- if (target < limit->p2.dot_limit)
- clock.p2 = limit->p2.p2_slow;
- else
- clock.p2 = limit->p2.p2_fast;
- }
-
- memset(best_clock, 0, sizeof(*best_clock));
- for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
- /* based on hardware requriment prefer smaller n to precision */
- for (clock.n = limit->n.min; clock.n <= limit->n.max; clock.n++) {
- /* based on hardware requirment prefere larger m1,m2 */
- for (clock.m1 = limit->m1.max;
- clock.m1 >= limit->m1.min; clock.m1--) {
- for (clock.m2 = limit->m2.max;
- clock.m2 >= limit->m2.min; clock.m2--) {
- int this_err;
-
- intel_clock(dev, refclk, &clock);
- if (!intel_PLL_is_valid(crtc, &clock))
- continue;
- this_err = abs((10000 - (target*10000/clock.dot)));
- if (this_err < err_most) {
- *best_clock = clock;
- /* found on first matching */
- goto out;
- } else if (this_err < err_min) {
- *best_clock = clock;
- err_min = this_err;
- }
- }
- }
- }
- }
-out:
- return true;
-}
-
/* DisplayPort has only two frequencies, 162MHz and 270MHz */
static bool
intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
intel_wait_for_vblank(struct drm_device *dev)
{
/* Wait for 20ms, i.e. one cycle at 50hz. */
- mdelay(20);
+ msleep(20);
}
/* Parameters have changed, update FBC info */
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_framebuffer *fb = crtc->fb;
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
- struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
+ struct drm_i915_gem_object *obj_priv = to_intel_bo(intel_fb->obj);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int plane, i;
u32 fbc_ctl, fbc_ctl2;
/* enable it... */
fbc_ctl = FBC_CTL_EN | FBC_CTL_PERIODIC;
+ if (IS_I945GM(dev))
+ fbc_ctl |= FBC_CTL_C3_IDLE; /* 945 needs special SR handling */
fbc_ctl |= (dev_priv->cfb_pitch & 0xff) << FBC_CTL_STRIDE_SHIFT;
fbc_ctl |= (interval & 0x2fff) << FBC_CTL_INTERVAL_SHIFT;
if (obj_priv->tiling_mode != I915_TILING_NONE)
fbc_ctl |= dev_priv->cfb_fence;
I915_WRITE(FBC_CONTROL, fbc_ctl);
- DRM_DEBUG("enabled FBC, pitch %ld, yoff %d, plane %d, ",
+ DRM_DEBUG_KMS("enabled FBC, pitch %ld, yoff %d, plane %d, ",
dev_priv->cfb_pitch, crtc->y, dev_priv->cfb_plane);
}
intel_wait_for_vblank(dev);
- DRM_DEBUG("disabled FBC\n");
+ DRM_DEBUG_KMS("disabled FBC\n");
}
static bool i8xx_fbc_enabled(struct drm_crtc *crtc)
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_framebuffer *fb = crtc->fb;
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
- struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
+ struct drm_i915_gem_object *obj_priv = to_intel_bo(intel_fb->obj);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int plane = (intel_crtc->plane == 0 ? DPFC_CTL_PLANEA :
DPFC_CTL_PLANEB);
/* enable it... */
I915_WRITE(DPFC_CONTROL, I915_READ(DPFC_CONTROL) | DPFC_CTL_EN);
- DRM_DEBUG("enabled fbc on plane %d\n", intel_crtc->plane);
+ DRM_DEBUG_KMS("enabled fbc on plane %d\n", intel_crtc->plane);
}
void g4x_disable_fbc(struct drm_device *dev)
I915_WRITE(DPFC_CONTROL, dpfc_ctl);
intel_wait_for_vblank(dev);
- DRM_DEBUG("disabled FBC\n");
+ DRM_DEBUG_KMS("disabled FBC\n");
}
static bool g4x_fbc_enabled(struct drm_crtc *crtc)
return;
intel_fb = to_intel_framebuffer(fb);
- obj_priv = intel_fb->obj->driver_private;
+ obj_priv = to_intel_bo(intel_fb->obj);
/*
* If FBC is already on, we just have to verify that we can
* - going to an unsupported config (interlace, pixel multiply, etc.)
*/
if (intel_fb->obj->size > dev_priv->cfb_size) {
- DRM_DEBUG("framebuffer too large, disabling compression\n");
+ DRM_DEBUG_KMS("framebuffer too large, disabling "
+ "compression\n");
+ dev_priv->no_fbc_reason = FBC_STOLEN_TOO_SMALL;
goto out_disable;
}
if ((mode->flags & DRM_MODE_FLAG_INTERLACE) ||
(mode->flags & DRM_MODE_FLAG_DBLSCAN)) {
- DRM_DEBUG("mode incompatible with compression, disabling\n");
+ DRM_DEBUG_KMS("mode incompatible with compression, "
+ "disabling\n");
+ dev_priv->no_fbc_reason = FBC_UNSUPPORTED_MODE;
goto out_disable;
}
if ((mode->hdisplay > 2048) ||
(mode->vdisplay > 1536)) {
- DRM_DEBUG("mode too large for compression, disabling\n");
+ DRM_DEBUG_KMS("mode too large for compression, disabling\n");
+ dev_priv->no_fbc_reason = FBC_MODE_TOO_LARGE;
goto out_disable;
}
if ((IS_I915GM(dev) || IS_I945GM(dev)) && plane != 0) {
- DRM_DEBUG("plane not 0, disabling compression\n");
+ DRM_DEBUG_KMS("plane not 0, disabling compression\n");
+ dev_priv->no_fbc_reason = FBC_BAD_PLANE;
goto out_disable;
}
if (obj_priv->tiling_mode != I915_TILING_X) {
- DRM_DEBUG("framebuffer not tiled, disabling compression\n");
+ DRM_DEBUG_KMS("framebuffer not tiled, disabling compression\n");
+ dev_priv->no_fbc_reason = FBC_NOT_TILED;
goto out_disable;
}
return;
out_disable:
- DRM_DEBUG("unsupported config, disabling FBC\n");
+ DRM_DEBUG_KMS("unsupported config, disabling FBC\n");
/* Multiple disables should be harmless */
if (dev_priv->display.fbc_enabled(crtc))
dev_priv->display.disable_fbc(dev);
}
static int
+intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj)
+{
+ struct drm_i915_gem_object *obj_priv = to_intel_bo(obj);
+ u32 alignment;
+ int ret;
+
+ switch (obj_priv->tiling_mode) {
+ case I915_TILING_NONE:
+ alignment = 64 * 1024;
+ break;
+ case I915_TILING_X:
+ /* pin() will align the object as required by fence */
+ alignment = 0;
+ break;
+ case I915_TILING_Y:
+ /* FIXME: Is this true? */
+ DRM_ERROR("Y tiled not allowed for scan out buffers\n");
+ return -EINVAL;
+ default:
+ BUG();
+ }
+
+ ret = i915_gem_object_pin(obj, alignment);
+ if (ret != 0)
+ return ret;
+
+ /* Install a fence for tiled scan-out. Pre-i965 always needs a
+ * fence, whereas 965+ only requires a fence if using
+ * framebuffer compression. For simplicity, we always install
+ * a fence as the cost is not that onerous.
+ */
+ if (obj_priv->fence_reg == I915_FENCE_REG_NONE &&
+ obj_priv->tiling_mode != I915_TILING_NONE) {
+ ret = i915_gem_object_get_fence_reg(obj);
+ if (ret != 0) {
+ i915_gem_object_unpin(obj);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int
intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb)
{
int dspstride = (plane == 0) ? DSPASTRIDE : DSPBSTRIDE;
int dsptileoff = (plane == 0 ? DSPATILEOFF : DSPBTILEOFF);
int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
- u32 dspcntr, alignment;
+ u32 dspcntr;
int ret;
/* no fb bound */
if (!crtc->fb) {
- DRM_DEBUG("No FB bound\n");
+ DRM_DEBUG_KMS("No FB bound\n");
return 0;
}
intel_fb = to_intel_framebuffer(crtc->fb);
obj = intel_fb->obj;
- obj_priv = obj->driver_private;
-
- switch (obj_priv->tiling_mode) {
- case I915_TILING_NONE:
- alignment = 64 * 1024;
- break;
- case I915_TILING_X:
- /* pin() will align the object as required by fence */
- alignment = 0;
- break;
- case I915_TILING_Y:
- /* FIXME: Is this true? */
- DRM_ERROR("Y tiled not allowed for scan out buffers\n");
- return -EINVAL;
- default:
- BUG();
- }
+ obj_priv = to_intel_bo(obj);
mutex_lock(&dev->struct_mutex);
- ret = i915_gem_object_pin(obj, alignment);
+ ret = intel_pin_and_fence_fb_obj(dev, obj);
if (ret != 0) {
mutex_unlock(&dev->struct_mutex);
return ret;
}
- ret = i915_gem_object_set_to_gtt_domain(obj, 1);
+ ret = i915_gem_object_set_to_display_plane(obj);
if (ret != 0) {
i915_gem_object_unpin(obj);
mutex_unlock(&dev->struct_mutex);
return ret;
}
- /* Install a fence for tiled scan-out. Pre-i965 always needs a fence,
- * whereas 965+ only requires a fence if using framebuffer compression.
- * For simplicity, we always install a fence as the cost is not that onerous.
- */
- if (obj_priv->fence_reg == I915_FENCE_REG_NONE &&
- obj_priv->tiling_mode != I915_TILING_NONE) {
- ret = i915_gem_object_get_fence_reg(obj);
- if (ret != 0) {
- i915_gem_object_unpin(obj);
- mutex_unlock(&dev->struct_mutex);
- return ret;
- }
- }
-
dspcntr = I915_READ(dspcntr_reg);
/* Mask out pixel format bits in case we change it */
dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;
break;
case 24:
case 32:
- dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
+ if (crtc->fb->depth == 30)
+ dspcntr |= DISPPLANE_32BPP_30BIT_NO_ALPHA;
+ else
+ dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
break;
default:
DRM_ERROR("Unknown color depth\n");
dspcntr &= ~DISPPLANE_TILED;
}
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
/* must disable */
dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
Start = obj_priv->gtt_offset;
Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
- DRM_DEBUG("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
+ DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d\n", Start, Offset, x, y);
I915_WRITE(dspstride, crtc->fb->pitch);
if (IS_I965G(dev)) {
I915_WRITE(dspbase, Offset);
if (old_fb) {
intel_fb = to_intel_framebuffer(old_fb);
- obj_priv = intel_fb->obj->driver_private;
+ obj_priv = to_intel_bo(intel_fb->obj);
i915_gem_object_unpin(intel_fb->obj);
}
intel_increase_pllclock(crtc, true);
u8 sr1;
u32 vga_reg;
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
vga_reg = CPU_VGACNTRL;
else
vga_reg = VGACNTRL;
I915_WRITE(vga_reg, VGA_DISP_DISABLE);
}
-static void igdng_disable_pll_edp (struct drm_crtc *crtc)
+static void ironlake_disable_pll_edp (struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 dpa_ctl;
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
dpa_ctl = I915_READ(DP_A);
dpa_ctl &= ~DP_PLL_ENABLE;
I915_WRITE(DP_A, dpa_ctl);
}
-static void igdng_enable_pll_edp (struct drm_crtc *crtc)
+static void ironlake_enable_pll_edp (struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
}
-static void igdng_set_pll_edp (struct drm_crtc *crtc, int clock)
+static void ironlake_set_pll_edp (struct drm_crtc *crtc, int clock)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 dpa_ctl;
- DRM_DEBUG("eDP PLL enable for clock %d\n", clock);
+ DRM_DEBUG_KMS("eDP PLL enable for clock %d\n", clock);
dpa_ctl = I915_READ(DP_A);
dpa_ctl &= ~DP_PLL_FREQ_MASK;
udelay(500);
}
-static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
+/* The FDI link training functions for ILK/Ibexpeak. */
+static void ironlake_fdi_link_train(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int pipe = intel_crtc->pipe;
+ int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
+ int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
+ int fdi_rx_iir_reg = (pipe == 0) ? FDI_RXA_IIR : FDI_RXB_IIR;
+ int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
+ u32 temp, tries = 0;
+
+ /* enable CPU FDI TX and PCH FDI RX */
+ temp = I915_READ(fdi_tx_reg);
+ temp |= FDI_TX_ENABLE;
+ temp |= FDI_DP_PORT_WIDTH_X4; /* default */
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_1;
+ I915_WRITE(fdi_tx_reg, temp);
+ I915_READ(fdi_tx_reg);
+
+ temp = I915_READ(fdi_rx_reg);
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_1;
+ I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENABLE);
+ I915_READ(fdi_rx_reg);
+ udelay(150);
+
+ /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
+ for train result */
+ temp = I915_READ(fdi_rx_imr_reg);
+ temp &= ~FDI_RX_SYMBOL_LOCK;
+ temp &= ~FDI_RX_BIT_LOCK;
+ I915_WRITE(fdi_rx_imr_reg, temp);
+ I915_READ(fdi_rx_imr_reg);
+ udelay(150);
+
+ for (;;) {
+ temp = I915_READ(fdi_rx_iir_reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if ((temp & FDI_RX_BIT_LOCK)) {
+ DRM_DEBUG_KMS("FDI train 1 done.\n");
+ I915_WRITE(fdi_rx_iir_reg,
+ temp | FDI_RX_BIT_LOCK);
+ break;
+ }
+
+ tries++;
+
+ if (tries > 5) {
+ DRM_DEBUG_KMS("FDI train 1 fail!\n");
+ break;
+ }
+ }
+
+ /* Train 2 */
+ temp = I915_READ(fdi_tx_reg);
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_2;
+ I915_WRITE(fdi_tx_reg, temp);
+
+ temp = I915_READ(fdi_rx_reg);
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_2;
+ I915_WRITE(fdi_rx_reg, temp);
+ udelay(150);
+
+ tries = 0;
+
+ for (;;) {
+ temp = I915_READ(fdi_rx_iir_reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if (temp & FDI_RX_SYMBOL_LOCK) {
+ I915_WRITE(fdi_rx_iir_reg,
+ temp | FDI_RX_SYMBOL_LOCK);
+ DRM_DEBUG_KMS("FDI train 2 done.\n");
+ break;
+ }
+
+ tries++;
+
+ if (tries > 5) {
+ DRM_DEBUG_KMS("FDI train 2 fail!\n");
+ break;
+ }
+ }
+
+ DRM_DEBUG_KMS("FDI train done\n");
+}
+
+static int snb_b_fdi_train_param [] = {
+ FDI_LINK_TRAIN_400MV_0DB_SNB_B,
+ FDI_LINK_TRAIN_400MV_6DB_SNB_B,
+ FDI_LINK_TRAIN_600MV_3_5DB_SNB_B,
+ FDI_LINK_TRAIN_800MV_0DB_SNB_B,
+};
+
+/* The FDI link training functions for SNB/Cougarpoint. */
+static void gen6_fdi_link_train(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int pipe = intel_crtc->pipe;
+ int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
+ int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
+ int fdi_rx_iir_reg = (pipe == 0) ? FDI_RXA_IIR : FDI_RXB_IIR;
+ int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
+ u32 temp, i;
+
+ /* enable CPU FDI TX and PCH FDI RX */
+ temp = I915_READ(fdi_tx_reg);
+ temp |= FDI_TX_ENABLE;
+ temp |= FDI_DP_PORT_WIDTH_X4; /* default */
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_1;
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ /* SNB-B */
+ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B;
+ I915_WRITE(fdi_tx_reg, temp);
+ I915_READ(fdi_tx_reg);
+
+ temp = I915_READ(fdi_rx_reg);
+ if (HAS_PCH_CPT(dev)) {
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_PATTERN_1_CPT;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_1;
+ }
+ I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENABLE);
+ I915_READ(fdi_rx_reg);
+ udelay(150);
+
+ /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
+ for train result */
+ temp = I915_READ(fdi_rx_imr_reg);
+ temp &= ~FDI_RX_SYMBOL_LOCK;
+ temp &= ~FDI_RX_BIT_LOCK;
+ I915_WRITE(fdi_rx_imr_reg, temp);
+ I915_READ(fdi_rx_imr_reg);
+ udelay(150);
+
+ for (i = 0; i < 4; i++ ) {
+ temp = I915_READ(fdi_tx_reg);
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= snb_b_fdi_train_param[i];
+ I915_WRITE(fdi_tx_reg, temp);
+ udelay(500);
+
+ temp = I915_READ(fdi_rx_iir_reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if (temp & FDI_RX_BIT_LOCK) {
+ I915_WRITE(fdi_rx_iir_reg,
+ temp | FDI_RX_BIT_LOCK);
+ DRM_DEBUG_KMS("FDI train 1 done.\n");
+ break;
+ }
+ }
+ if (i == 4)
+ DRM_DEBUG_KMS("FDI train 1 fail!\n");
+
+ /* Train 2 */
+ temp = I915_READ(fdi_tx_reg);
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_2;
+ if (IS_GEN6(dev)) {
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ /* SNB-B */
+ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B;
+ }
+ I915_WRITE(fdi_tx_reg, temp);
+
+ temp = I915_READ(fdi_rx_reg);
+ if (HAS_PCH_CPT(dev)) {
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_PATTERN_2_CPT;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_2;
+ }
+ I915_WRITE(fdi_rx_reg, temp);
+ udelay(150);
+
+ for (i = 0; i < 4; i++ ) {
+ temp = I915_READ(fdi_tx_reg);
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= snb_b_fdi_train_param[i];
+ I915_WRITE(fdi_tx_reg, temp);
+ udelay(500);
+
+ temp = I915_READ(fdi_rx_iir_reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if (temp & FDI_RX_SYMBOL_LOCK) {
+ I915_WRITE(fdi_rx_iir_reg,
+ temp | FDI_RX_SYMBOL_LOCK);
+ DRM_DEBUG_KMS("FDI train 2 done.\n");
+ break;
+ }
+ }
+ if (i == 4)
+ DRM_DEBUG_KMS("FDI train 2 fail!\n");
+
+ DRM_DEBUG_KMS("FDI train done.\n");
+}
+
+static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int dspbase_reg = (plane == 0) ? DSPAADDR : DSPBADDR;
int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
- int fdi_rx_iir_reg = (pipe == 0) ? FDI_RXA_IIR : FDI_RXB_IIR;
- int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
int trans_vtot_reg = (pipe == 0) ? TRANS_VTOTAL_A : TRANS_VTOTAL_B;
int trans_vblank_reg = (pipe == 0) ? TRANS_VBLANK_A : TRANS_VBLANK_B;
int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B;
+ int trans_dpll_sel = (pipe == 0) ? 0 : 1;
u32 temp;
- int tries = 5, j, n;
+ int n;
+ u32 pipe_bpc;
+
+ temp = I915_READ(pipeconf_reg);
+ pipe_bpc = temp & PIPE_BPC_MASK;
/* XXX: When our outputs are all unaware of DPMS modes other than off
* and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC.
case DRM_MODE_DPMS_ON:
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
- DRM_DEBUG("crtc %d dpms on\n", pipe);
+ DRM_DEBUG_KMS("crtc %d dpms on\n", pipe);
+
+ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
+ temp = I915_READ(PCH_LVDS);
+ if ((temp & LVDS_PORT_EN) == 0) {
+ I915_WRITE(PCH_LVDS, temp | LVDS_PORT_EN);
+ POSTING_READ(PCH_LVDS);
+ }
+ }
+
if (HAS_eDP) {
/* enable eDP PLL */
- igdng_enable_pll_edp(crtc);
+ ironlake_enable_pll_edp(crtc);
} else {
- /* enable PCH DPLL */
- temp = I915_READ(pch_dpll_reg);
- if ((temp & DPLL_VCO_ENABLE) == 0) {
- I915_WRITE(pch_dpll_reg, temp | DPLL_VCO_ENABLE);
- I915_READ(pch_dpll_reg);
- }
/* enable PCH FDI RX PLL, wait warmup plus DMI latency */
temp = I915_READ(fdi_rx_reg);
+ /*
+ * make the BPC in FDI Rx be consistent with that in
+ * pipeconf reg.
+ */
+ temp &= ~(0x7 << 16);
+ temp |= (pipe_bpc << 11);
I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE |
- FDI_SEL_PCDCLK |
FDI_DP_PORT_WIDTH_X4); /* default 4 lanes */
I915_READ(fdi_rx_reg);
udelay(200);
- /* Enable CPU FDI TX PLL, always on for IGDNG */
+ /* Switch from Rawclk to PCDclk */
+ temp = I915_READ(fdi_rx_reg);
+ I915_WRITE(fdi_rx_reg, temp | FDI_SEL_PCDCLK);
+ I915_READ(fdi_rx_reg);
+ udelay(200);
+
+ /* Enable CPU FDI TX PLL, always on for Ironlake */
temp = I915_READ(fdi_tx_reg);
if ((temp & FDI_TX_PLL_ENABLE) == 0) {
I915_WRITE(fdi_tx_reg, temp | FDI_TX_PLL_ENABLE);
}
if (!HAS_eDP) {
- /* enable CPU FDI TX and PCH FDI RX */
- temp = I915_READ(fdi_tx_reg);
- temp |= FDI_TX_ENABLE;
- temp |= FDI_DP_PORT_WIDTH_X4; /* default */
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_PATTERN_1;
- I915_WRITE(fdi_tx_reg, temp);
- I915_READ(fdi_tx_reg);
-
- temp = I915_READ(fdi_rx_reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_PATTERN_1;
- I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENABLE);
- I915_READ(fdi_rx_reg);
-
- udelay(150);
-
- /* Train FDI. */
- /* umask FDI RX Interrupt symbol_lock and bit_lock bit
- for train result */
- temp = I915_READ(fdi_rx_imr_reg);
- temp &= ~FDI_RX_SYMBOL_LOCK;
- temp &= ~FDI_RX_BIT_LOCK;
- I915_WRITE(fdi_rx_imr_reg, temp);
- I915_READ(fdi_rx_imr_reg);
- udelay(150);
-
- temp = I915_READ(fdi_rx_iir_reg);
- DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
+ /* For PCH output, training FDI link */
+ if (IS_GEN6(dev))
+ gen6_fdi_link_train(crtc);
+ else
+ ironlake_fdi_link_train(crtc);
- if ((temp & FDI_RX_BIT_LOCK) == 0) {
- for (j = 0; j < tries; j++) {
- temp = I915_READ(fdi_rx_iir_reg);
- DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
- if (temp & FDI_RX_BIT_LOCK)
- break;
- udelay(200);
- }
- if (j != tries)
- I915_WRITE(fdi_rx_iir_reg,
- temp | FDI_RX_BIT_LOCK);
- else
- DRM_DEBUG("train 1 fail\n");
- } else {
- I915_WRITE(fdi_rx_iir_reg,
- temp | FDI_RX_BIT_LOCK);
- DRM_DEBUG("train 1 ok 2!\n");
+ /* enable PCH DPLL */
+ temp = I915_READ(pch_dpll_reg);
+ if ((temp & DPLL_VCO_ENABLE) == 0) {
+ I915_WRITE(pch_dpll_reg, temp | DPLL_VCO_ENABLE);
+ I915_READ(pch_dpll_reg);
}
- temp = I915_READ(fdi_tx_reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_PATTERN_2;
- I915_WRITE(fdi_tx_reg, temp);
-
- temp = I915_READ(fdi_rx_reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_PATTERN_2;
- I915_WRITE(fdi_rx_reg, temp);
-
- udelay(150);
-
- temp = I915_READ(fdi_rx_iir_reg);
- DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
+ udelay(200);
- if ((temp & FDI_RX_SYMBOL_LOCK) == 0) {
- for (j = 0; j < tries; j++) {
- temp = I915_READ(fdi_rx_iir_reg);
- DRM_DEBUG("FDI_RX_IIR 0x%x\n", temp);
- if (temp & FDI_RX_SYMBOL_LOCK)
- break;
- udelay(200);
- }
- if (j != tries) {
- I915_WRITE(fdi_rx_iir_reg,
- temp | FDI_RX_SYMBOL_LOCK);
- DRM_DEBUG("train 2 ok 1!\n");
- } else
- DRM_DEBUG("train 2 fail\n");
- } else {
- I915_WRITE(fdi_rx_iir_reg,
- temp | FDI_RX_SYMBOL_LOCK);
- DRM_DEBUG("train 2 ok 2!\n");
+ if (HAS_PCH_CPT(dev)) {
+ /* Be sure PCH DPLL SEL is set */
+ temp = I915_READ(PCH_DPLL_SEL);
+ if (trans_dpll_sel == 0 &&
+ (temp & TRANSA_DPLL_ENABLE) == 0)
+ temp |= (TRANSA_DPLL_ENABLE | TRANSA_DPLLA_SEL);
+ else if (trans_dpll_sel == 1 &&
+ (temp & TRANSB_DPLL_ENABLE) == 0)
+ temp |= (TRANSB_DPLL_ENABLE | TRANSB_DPLLB_SEL);
+ I915_WRITE(PCH_DPLL_SEL, temp);
+ I915_READ(PCH_DPLL_SEL);
}
- DRM_DEBUG("train done\n");
/* set transcoder timing */
I915_WRITE(trans_htot_reg, I915_READ(cpu_htot_reg));
I915_WRITE(trans_vblank_reg, I915_READ(cpu_vblank_reg));
I915_WRITE(trans_vsync_reg, I915_READ(cpu_vsync_reg));
- /* enable PCH transcoder */
- temp = I915_READ(transconf_reg);
- I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
- I915_READ(transconf_reg);
-
- while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0)
- ;
-
- /* enable normal */
-
+ /* enable normal train */
temp = I915_READ(fdi_tx_reg);
temp &= ~FDI_LINK_TRAIN_NONE;
I915_WRITE(fdi_tx_reg, temp | FDI_LINK_TRAIN_NONE |
I915_READ(fdi_tx_reg);
temp = I915_READ(fdi_rx_reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- I915_WRITE(fdi_rx_reg, temp | FDI_LINK_TRAIN_NONE |
- FDI_RX_ENHANCE_FRAME_ENABLE);
+ if (HAS_PCH_CPT(dev)) {
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_NORMAL_CPT;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_NONE;
+ }
+ I915_WRITE(fdi_rx_reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE);
I915_READ(fdi_rx_reg);
/* wait one idle pattern time */
udelay(100);
+ /* For PCH DP, enable TRANS_DP_CTL */
+ if (HAS_PCH_CPT(dev) &&
+ intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) {
+ int trans_dp_ctl = (pipe == 0) ? TRANS_DP_CTL_A : TRANS_DP_CTL_B;
+ int reg;
+
+ reg = I915_READ(trans_dp_ctl);
+ reg &= ~TRANS_DP_PORT_SEL_MASK;
+ reg = TRANS_DP_OUTPUT_ENABLE |
+ TRANS_DP_ENH_FRAMING |
+ TRANS_DP_VSYNC_ACTIVE_HIGH |
+ TRANS_DP_HSYNC_ACTIVE_HIGH;
+
+ switch (intel_trans_dp_port_sel(crtc)) {
+ case PCH_DP_B:
+ reg |= TRANS_DP_PORT_SEL_B;
+ break;
+ case PCH_DP_C:
+ reg |= TRANS_DP_PORT_SEL_C;
+ break;
+ case PCH_DP_D:
+ reg |= TRANS_DP_PORT_SEL_D;
+ break;
+ default:
+ DRM_DEBUG_KMS("Wrong PCH DP port return. Guess port B\n");
+ reg |= TRANS_DP_PORT_SEL_B;
+ break;
+ }
+
+ I915_WRITE(trans_dp_ctl, reg);
+ POSTING_READ(trans_dp_ctl);
+ }
+
+ /* enable PCH transcoder */
+ temp = I915_READ(transconf_reg);
+ /*
+ * make the BPC in transcoder be consistent with
+ * that in pipeconf reg.
+ */
+ temp &= ~PIPE_BPC_MASK;
+ temp |= pipe_bpc;
+ I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
+ I915_READ(transconf_reg);
+
+ while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0)
+ ;
+
}
intel_crtc_load_lut(crtc);
break;
case DRM_MODE_DPMS_OFF:
- DRM_DEBUG("crtc %d dpms off\n", pipe);
-
- i915_disable_vga(dev);
+ DRM_DEBUG_KMS("crtc %d dpms off\n", pipe);
+ drm_vblank_off(dev, pipe);
/* Disable display plane */
temp = I915_READ(dspcntr_reg);
if ((temp & DISPLAY_PLANE_ENABLE) != 0) {
I915_READ(dspbase_reg);
}
+ i915_disable_vga(dev);
+
/* disable cpu pipe, disable after all planes disabled */
temp = I915_READ(pipeconf_reg);
if ((temp & PIPEACONF_ENABLE) != 0) {
udelay(500);
continue;
} else {
- DRM_DEBUG("pipe %d off delay\n", pipe);
+ DRM_DEBUG_KMS("pipe %d off delay\n",
+ pipe);
break;
}
}
} else
- DRM_DEBUG("crtc %d is disabled\n", pipe);
+ DRM_DEBUG_KMS("crtc %d is disabled\n", pipe);
- if (HAS_eDP) {
- igdng_disable_pll_edp(crtc);
+ udelay(100);
+
+ /* Disable PF */
+ temp = I915_READ(pf_ctl_reg);
+ if ((temp & PF_ENABLE) != 0) {
+ I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
+ I915_READ(pf_ctl_reg);
}
+ I915_WRITE(pf_win_size, 0);
+ POSTING_READ(pf_win_size);
+
/* disable CPU FDI tx and PCH FDI rx */
temp = I915_READ(fdi_tx_reg);
I915_READ(fdi_tx_reg);
temp = I915_READ(fdi_rx_reg);
+ /* BPC in FDI rx is consistent with that in pipeconf */
+ temp &= ~(0x07 << 16);
+ temp |= (pipe_bpc << 11);
I915_WRITE(fdi_rx_reg, temp & ~FDI_RX_ENABLE);
I915_READ(fdi_rx_reg);
temp &= ~FDI_LINK_TRAIN_NONE;
temp |= FDI_LINK_TRAIN_PATTERN_1;
I915_WRITE(fdi_tx_reg, temp);
+ POSTING_READ(fdi_tx_reg);
temp = I915_READ(fdi_rx_reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_PATTERN_1;
+ if (HAS_PCH_CPT(dev)) {
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_PATTERN_1_CPT;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_PATTERN_1;
+ }
I915_WRITE(fdi_rx_reg, temp);
+ POSTING_READ(fdi_rx_reg);
udelay(100);
+ if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
+ temp = I915_READ(PCH_LVDS);
+ I915_WRITE(PCH_LVDS, temp & ~LVDS_PORT_EN);
+ I915_READ(PCH_LVDS);
+ udelay(100);
+ }
+
/* disable PCH transcoder */
temp = I915_READ(transconf_reg);
if ((temp & TRANS_ENABLE) != 0) {
udelay(500);
continue;
} else {
- DRM_DEBUG("transcoder %d off delay\n", pipe);
+ DRM_DEBUG_KMS("transcoder %d off "
+ "delay\n", pipe);
break;
}
}
}
+ temp = I915_READ(transconf_reg);
+ /* BPC in transcoder is consistent with that in pipeconf */
+ temp &= ~PIPE_BPC_MASK;
+ temp |= pipe_bpc;
+ I915_WRITE(transconf_reg, temp);
+ I915_READ(transconf_reg);
+ udelay(100);
+
+ if (HAS_PCH_CPT(dev)) {
+ /* disable TRANS_DP_CTL */
+ int trans_dp_ctl = (pipe == 0) ? TRANS_DP_CTL_A : TRANS_DP_CTL_B;
+ int reg;
+
+ reg = I915_READ(trans_dp_ctl);
+ reg &= ~(TRANS_DP_OUTPUT_ENABLE | TRANS_DP_PORT_SEL_MASK);
+ I915_WRITE(trans_dp_ctl, reg);
+ POSTING_READ(trans_dp_ctl);
+
+ /* disable DPLL_SEL */
+ temp = I915_READ(PCH_DPLL_SEL);
+ if (trans_dpll_sel == 0)
+ temp &= ~(TRANSA_DPLL_ENABLE | TRANSA_DPLLB_SEL);
+ else
+ temp &= ~(TRANSB_DPLL_ENABLE | TRANSB_DPLLB_SEL);
+ I915_WRITE(PCH_DPLL_SEL, temp);
+ I915_READ(PCH_DPLL_SEL);
+
+ }
+
/* disable PCH DPLL */
temp = I915_READ(pch_dpll_reg);
- if ((temp & DPLL_VCO_ENABLE) != 0) {
- I915_WRITE(pch_dpll_reg, temp & ~DPLL_VCO_ENABLE);
- I915_READ(pch_dpll_reg);
+ I915_WRITE(pch_dpll_reg, temp & ~DPLL_VCO_ENABLE);
+ I915_READ(pch_dpll_reg);
+
+ if (HAS_eDP) {
+ ironlake_disable_pll_edp(crtc);
}
+ /* Switch from PCDclk to Rawclk */
temp = I915_READ(fdi_rx_reg);
- if ((temp & FDI_RX_PLL_ENABLE) != 0) {
- temp &= ~FDI_SEL_PCDCLK;
- temp &= ~FDI_RX_PLL_ENABLE;
- I915_WRITE(fdi_rx_reg, temp);
- I915_READ(fdi_rx_reg);
- }
+ temp &= ~FDI_SEL_PCDCLK;
+ I915_WRITE(fdi_rx_reg, temp);
+ I915_READ(fdi_rx_reg);
/* Disable CPU FDI TX PLL */
temp = I915_READ(fdi_tx_reg);
- if ((temp & FDI_TX_PLL_ENABLE) != 0) {
- I915_WRITE(fdi_tx_reg, temp & ~FDI_TX_PLL_ENABLE);
- I915_READ(fdi_tx_reg);
- udelay(100);
- }
+ I915_WRITE(fdi_tx_reg, temp & ~FDI_TX_PLL_ENABLE);
+ I915_READ(fdi_tx_reg);
+ udelay(100);
- /* Disable PF */
- temp = I915_READ(pf_ctl_reg);
- if ((temp & PF_ENABLE) != 0) {
- I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
- I915_READ(pf_ctl_reg);
- }
- I915_WRITE(pf_win_size, 0);
+ temp = I915_READ(fdi_rx_reg);
+ temp &= ~FDI_RX_PLL_ENABLE;
+ I915_WRITE(fdi_rx_reg, temp);
+ I915_READ(fdi_rx_reg);
/* Wait for the clocks to turn off. */
- udelay(150);
+ udelay(100);
break;
}
}
/* Give the overlay scaler a chance to disable if it's on this pipe */
intel_crtc_dpms_overlay(intel_crtc, false);
+ drm_vblank_off(dev, pipe);
if (dev_priv->cfb_plane == plane &&
dev_priv->display.disable_fbc)
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = crtc->dev;
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
/* FDI link clock is fixed at 2.7G */
if (mode->clock * 3 > 27000 * 4)
return MODE_CLOCK_HIGH;
#define LINK_N 0x80000
static void
-igdng_compute_m_n(int bits_per_pixel, int nlanes,
- int pixel_clock, int link_clock,
- struct fdi_m_n *m_n)
+ironlake_compute_m_n(int bits_per_pixel, int nlanes, int pixel_clock,
+ int link_clock, struct fdi_m_n *m_n)
{
u64 temp;
unsigned long cacheline_size;
};
-/* IGD has different values for various configs */
-static struct intel_watermark_params igd_display_wm = {
- IGD_DISPLAY_FIFO,
- IGD_MAX_WM,
- IGD_DFT_WM,
- IGD_GUARD_WM,
- IGD_FIFO_LINE_SIZE
+/* Pineview has different values for various configs */
+static struct intel_watermark_params pineview_display_wm = {
+ PINEVIEW_DISPLAY_FIFO,
+ PINEVIEW_MAX_WM,
+ PINEVIEW_DFT_WM,
+ PINEVIEW_GUARD_WM,
+ PINEVIEW_FIFO_LINE_SIZE
};
-static struct intel_watermark_params igd_display_hplloff_wm = {
- IGD_DISPLAY_FIFO,
- IGD_MAX_WM,
- IGD_DFT_HPLLOFF_WM,
- IGD_GUARD_WM,
- IGD_FIFO_LINE_SIZE
+static struct intel_watermark_params pineview_display_hplloff_wm = {
+ PINEVIEW_DISPLAY_FIFO,
+ PINEVIEW_MAX_WM,
+ PINEVIEW_DFT_HPLLOFF_WM,
+ PINEVIEW_GUARD_WM,
+ PINEVIEW_FIFO_LINE_SIZE
};
-static struct intel_watermark_params igd_cursor_wm = {
- IGD_CURSOR_FIFO,
- IGD_CURSOR_MAX_WM,
- IGD_CURSOR_DFT_WM,
- IGD_CURSOR_GUARD_WM,
- IGD_FIFO_LINE_SIZE,
+static struct intel_watermark_params pineview_cursor_wm = {
+ PINEVIEW_CURSOR_FIFO,
+ PINEVIEW_CURSOR_MAX_WM,
+ PINEVIEW_CURSOR_DFT_WM,
+ PINEVIEW_CURSOR_GUARD_WM,
+ PINEVIEW_FIFO_LINE_SIZE,
};
-static struct intel_watermark_params igd_cursor_hplloff_wm = {
- IGD_CURSOR_FIFO,
- IGD_CURSOR_MAX_WM,
- IGD_CURSOR_DFT_WM,
- IGD_CURSOR_GUARD_WM,
- IGD_FIFO_LINE_SIZE
+static struct intel_watermark_params pineview_cursor_hplloff_wm = {
+ PINEVIEW_CURSOR_FIFO,
+ PINEVIEW_CURSOR_MAX_WM,
+ PINEVIEW_CURSOR_DFT_WM,
+ PINEVIEW_CURSOR_GUARD_WM,
+ PINEVIEW_FIFO_LINE_SIZE
};
static struct intel_watermark_params g4x_wm_info = {
G4X_FIFO_SIZE,
1000;
entries_required /= wm->cacheline_size;
- DRM_DEBUG("FIFO entries required for mode: %d\n", entries_required);
+ DRM_DEBUG_KMS("FIFO entries required for mode: %d\n", entries_required);
wm_size = wm->fifo_size - (entries_required + wm->guard_size);
- DRM_DEBUG("FIFO watermark level: %d\n", wm_size);
+ DRM_DEBUG_KMS("FIFO watermark level: %d\n", wm_size);
/* Don't promote wm_size to unsigned... */
if (wm_size > (long)wm->max_wm)
return latency;
}
- DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
+ DRM_DEBUG_KMS("Unknown FSB/MEM found, disable CxSR\n");
return NULL;
}
-static void igd_disable_cxsr(struct drm_device *dev)
+static void pineview_disable_cxsr(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 reg;
/* deactivate cxsr */
reg = I915_READ(DSPFW3);
- reg &= ~(IGD_SELF_REFRESH_EN);
+ reg &= ~(PINEVIEW_SELF_REFRESH_EN);
I915_WRITE(DSPFW3, reg);
DRM_INFO("Big FIFO is disabled\n");
}
-static void igd_enable_cxsr(struct drm_device *dev, unsigned long clock,
- int pixel_size)
+static void pineview_enable_cxsr(struct drm_device *dev, unsigned long clock,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 reg;
unsigned long wm;
struct cxsr_latency *latency;
- latency = intel_get_cxsr_latency(IS_IGDG(dev), dev_priv->fsb_freq,
+ latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev), dev_priv->fsb_freq,
dev_priv->mem_freq);
if (!latency) {
- DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
- igd_disable_cxsr(dev);
+ DRM_DEBUG_KMS("Unknown FSB/MEM found, disable CxSR\n");
+ pineview_disable_cxsr(dev);
return;
}
/* Display SR */
- wm = intel_calculate_wm(clock, &igd_display_wm, pixel_size,
+ wm = intel_calculate_wm(clock, &pineview_display_wm, pixel_size,
latency->display_sr);
reg = I915_READ(DSPFW1);
reg &= 0x7fffff;
reg |= wm << 23;
I915_WRITE(DSPFW1, reg);
- DRM_DEBUG("DSPFW1 register is %x\n", reg);
+ DRM_DEBUG_KMS("DSPFW1 register is %x\n", reg);
/* cursor SR */
- wm = intel_calculate_wm(clock, &igd_cursor_wm, pixel_size,
+ wm = intel_calculate_wm(clock, &pineview_cursor_wm, pixel_size,
latency->cursor_sr);
reg = I915_READ(DSPFW3);
reg &= ~(0x3f << 24);
I915_WRITE(DSPFW3, reg);
/* Display HPLL off SR */
- wm = intel_calculate_wm(clock, &igd_display_hplloff_wm,
+ wm = intel_calculate_wm(clock, &pineview_display_hplloff_wm,
latency->display_hpll_disable, I915_FIFO_LINE_SIZE);
reg = I915_READ(DSPFW3);
reg &= 0xfffffe00;
I915_WRITE(DSPFW3, reg);
/* cursor HPLL off SR */
- wm = intel_calculate_wm(clock, &igd_cursor_hplloff_wm, pixel_size,
+ wm = intel_calculate_wm(clock, &pineview_cursor_hplloff_wm, pixel_size,
latency->cursor_hpll_disable);
reg = I915_READ(DSPFW3);
reg &= ~(0x3f << 16);
reg |= (wm & 0x3f) << 16;
I915_WRITE(DSPFW3, reg);
- DRM_DEBUG("DSPFW3 register is %x\n", reg);
+ DRM_DEBUG_KMS("DSPFW3 register is %x\n", reg);
/* activate cxsr */
reg = I915_READ(DSPFW3);
- reg |= IGD_SELF_REFRESH_EN;
+ reg |= PINEVIEW_SELF_REFRESH_EN;
I915_WRITE(DSPFW3, reg);
DRM_INFO("Big FIFO is enabled\n");
* A value of 5us seems to be a good balance; safe for very low end
* platforms but not overly aggressive on lower latency configs.
*/
-const static int latency_ns = 5000;
+static const int latency_ns = 5000;
static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
{
size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
(dsparb & 0x7f);
- DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
- size);
+ DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
+ plane ? "B" : "A", size);
return size;
}
(dsparb & 0x1ff);
size >>= 1; /* Convert to cachelines */
- DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
- size);
+ DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
+ plane ? "B" : "A", size);
return size;
}
size = dsparb & 0x7f;
size >>= 2; /* Convert to cachelines */
- DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
+ DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
+ plane ? "B" : "A",
size);
return size;
size = dsparb & 0x7f;
size >>= 1; /* Convert to cachelines */
- DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
- size);
+ DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
+ plane ? "B" : "A", size);
return size;
}
/* Calc sr entries for one plane configs */
if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
/* self-refresh has much higher latency */
- const static int sr_latency_ns = 12000;
+ static const int sr_latency_ns = 12000;
sr_clock = planea_clock ? planea_clock : planeb_clock;
line_time_us = ((sr_hdisplay * 1000) / sr_clock);
sr_entries = roundup(sr_entries / cacheline_size, 1);
DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+ } else {
+ /* Turn off self refresh if both pipes are enabled */
+ I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+ & ~FW_BLC_SELF_EN);
}
DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, SR %d\n",
(cursor_sr << DSPFW_CURSOR_SR_SHIFT));
}
-static void i965_update_wm(struct drm_device *dev, int unused, int unused2,
- int unused3, int unused4)
+static void i965_update_wm(struct drm_device *dev, int planea_clock,
+ int planeb_clock, int sr_hdisplay, int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ unsigned long line_time_us;
+ int sr_clock, sr_entries, srwm = 1;
- DRM_DEBUG("Setting FIFO watermarks - A: 8, B: 8, C: 8, SR 8\n");
+ /* Calc sr entries for one plane configs */
+ if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
+ /* self-refresh has much higher latency */
+ static const int sr_latency_ns = 12000;
+
+ sr_clock = planea_clock ? planea_clock : planeb_clock;
+ line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+
+ /* Use ns/us then divide to preserve precision */
+ sr_entries = (((sr_latency_ns / line_time_us) + 1) *
+ pixel_size * sr_hdisplay) / 1000;
+ sr_entries = roundup(sr_entries / I915_FIFO_LINE_SIZE, 1);
+ DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
+ srwm = I945_FIFO_SIZE - sr_entries;
+ if (srwm < 0)
+ srwm = 1;
+ srwm &= 0x3f;
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+ } else {
+ /* Turn off self refresh if both pipes are enabled */
+ I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+ & ~FW_BLC_SELF_EN);
+ }
+
+ DRM_DEBUG_KMS("Setting FIFO watermarks - A: 8, B: 8, C: 8, SR %d\n",
+ srwm);
/* 965 has limitations... */
- I915_WRITE(DSPFW1, (8 << 16) | (8 << 8) | (8 << 0));
+ I915_WRITE(DSPFW1, (srwm << DSPFW_SR_SHIFT) | (8 << 16) | (8 << 8) |
+ (8 << 0));
I915_WRITE(DSPFW2, (8 << 8) | (8 << 0));
}
pixel_size, latency_ns);
planeb_wm = intel_calculate_wm(planeb_clock, &planeb_params,
pixel_size, latency_ns);
- DRM_DEBUG("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm);
+ DRM_DEBUG_KMS("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm);
/*
* Overlay gets an aggressive default since video jitter is bad.
if (HAS_FW_BLC(dev) && sr_hdisplay &&
(!planea_clock || !planeb_clock)) {
/* self-refresh has much higher latency */
- const static int sr_latency_ns = 6000;
+ static const int sr_latency_ns = 6000;
sr_clock = planea_clock ? planea_clock : planeb_clock;
line_time_us = ((sr_hdisplay * 1000) / sr_clock);
sr_entries = (((sr_latency_ns / line_time_us) + 1) *
pixel_size * sr_hdisplay) / 1000;
sr_entries = roundup(sr_entries / cacheline_size, 1);
- DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
+ DRM_DEBUG_KMS("self-refresh entries: %d\n", sr_entries);
srwm = total_size - sr_entries;
if (srwm < 0)
srwm = 1;
- I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN | (srwm & 0x3f));
+
+ if (IS_I945G(dev) || IS_I945GM(dev))
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_FIFO_MASK | (srwm & 0xff));
+ else if (IS_I915GM(dev)) {
+ /* 915M has a smaller SRWM field */
+ I915_WRITE(FW_BLC_SELF, srwm & 0x3f);
+ I915_WRITE(INSTPM, I915_READ(INSTPM) | INSTPM_SELF_EN);
+ }
+ } else {
+ /* Turn off self refresh if both pipes are enabled */
+ if (IS_I945G(dev) || IS_I945GM(dev)) {
+ I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+ & ~FW_BLC_SELF_EN);
+ } else if (IS_I915GM(dev)) {
+ I915_WRITE(INSTPM, I915_READ(INSTPM) & ~INSTPM_SELF_EN);
+ }
}
- DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n",
+ DRM_DEBUG_KMS("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n",
planea_wm, planeb_wm, cwm, srwm);
fwater_lo = ((planeb_wm & 0x3f) << 16) | (planea_wm & 0x3f);
pixel_size, latency_ns);
fwater_lo |= (3<<8) | planea_wm;
- DRM_DEBUG("Setting FIFO watermarks - A: %d\n", planea_wm);
+ DRM_DEBUG_KMS("Setting FIFO watermarks - A: %d\n", planea_wm);
I915_WRITE(FW_BLC, fwater_lo);
}
if (crtc->enabled) {
enabled++;
if (intel_crtc->plane == 0) {
- DRM_DEBUG("plane A (pipe %d) clock: %d\n",
+ DRM_DEBUG_KMS("plane A (pipe %d) clock: %d\n",
intel_crtc->pipe, crtc->mode.clock);
planea_clock = crtc->mode.clock;
} else {
- DRM_DEBUG("plane B (pipe %d) clock: %d\n",
+ DRM_DEBUG_KMS("plane B (pipe %d) clock: %d\n",
intel_crtc->pipe, crtc->mode.clock);
planeb_clock = crtc->mode.clock;
}
return;
/* Single plane configs can enable self refresh */
- if (enabled == 1 && IS_IGD(dev))
- igd_enable_cxsr(dev, sr_clock, pixel_size);
- else if (IS_IGD(dev))
- igd_disable_cxsr(dev);
+ if (enabled == 1 && IS_PINEVIEW(dev))
+ pineview_enable_cxsr(dev, sr_clock, pixel_size);
+ else if (IS_PINEVIEW(dev))
+ pineview_disable_cxsr(dev);
dev_priv->display.update_wm(dev, planea_clock, planeb_clock,
sr_hdisplay, pixel_size);
int dspsize_reg = (plane == 0) ? DSPASIZE : DSPBSIZE;
int dsppos_reg = (plane == 0) ? DSPAPOS : DSPBPOS;
int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
- int refclk, num_outputs = 0;
+ int refclk, num_connectors = 0;
intel_clock_t clock, reduced_clock;
u32 dpll = 0, fp = 0, fp2 = 0, dspcntr, pipeconf;
bool ok, has_reduced_clock = false, is_sdvo = false, is_dvo = false;
bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
bool is_edp = false;
struct drm_mode_config *mode_config = &dev->mode_config;
- struct drm_connector *connector;
+ struct drm_encoder *encoder;
+ struct intel_encoder *intel_encoder = NULL;
const intel_limit_t *limit;
int ret;
struct fdi_m_n m_n = {0};
int pch_fp_reg = (pipe == 0) ? PCH_FPA0 : PCH_FPB0;
int pch_dpll_reg = (pipe == 0) ? PCH_DPLL_A : PCH_DPLL_B;
int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
+ int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
+ int trans_dpll_sel = (pipe == 0) ? 0 : 1;
int lvds_reg = LVDS;
u32 temp;
int sdvo_pixel_multiply;
drm_vblank_pre_modeset(dev, pipe);
- list_for_each_entry(connector, &mode_config->connector_list, head) {
- struct intel_output *intel_output = to_intel_output(connector);
+ list_for_each_entry(encoder, &mode_config->encoder_list, head) {
- if (!connector->encoder || connector->encoder->crtc != crtc)
+ if (!encoder || encoder->crtc != crtc)
continue;
- switch (intel_output->type) {
+ intel_encoder = enc_to_intel_encoder(encoder);
+
+ switch (intel_encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
break;
case INTEL_OUTPUT_SDVO:
case INTEL_OUTPUT_HDMI:
is_sdvo = true;
- if (intel_output->needs_tv_clock)
+ if (intel_encoder->needs_tv_clock)
is_tv = true;
break;
case INTEL_OUTPUT_DVO:
break;
}
- num_outputs++;
+ num_connectors++;
}
- if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2) {
+ if (is_lvds && dev_priv->lvds_use_ssc && num_connectors < 2) {
refclk = dev_priv->lvds_ssc_freq * 1000;
- DRM_DEBUG("using SSC reference clock of %d MHz\n", refclk / 1000);
+ DRM_DEBUG_KMS("using SSC reference clock of %d MHz\n",
+ refclk / 1000);
} else if (IS_I9XX(dev)) {
refclk = 96000;
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
refclk = 120000; /* 120Mhz refclk */
} else {
refclk = 48000;
return -EINVAL;
}
- if (limit->find_reduced_pll && dev_priv->lvds_downclock_avail) {
- memcpy(&reduced_clock, &clock, sizeof(intel_clock_t));
- has_reduced_clock = limit->find_reduced_pll(limit, crtc,
- (adjusted_mode->clock*3/4),
+ if (is_lvds && dev_priv->lvds_downclock_avail) {
+ has_reduced_clock = limit->find_pll(limit, crtc,
+ dev_priv->lvds_downclock,
refclk,
&reduced_clock);
+ if (has_reduced_clock && (clock.p != reduced_clock.p)) {
+ /*
+ * If the different P is found, it means that we can't
+ * switch the display clock by using the FP0/FP1.
+ * In such case we will disable the LVDS downclock
+ * feature.
+ */
+ DRM_DEBUG_KMS("Different P is found for "
+ "LVDS clock/downclock\n");
+ has_reduced_clock = 0;
+ }
}
-
/* SDVO TV has fixed PLL values depend on its clock range,
this mirrors vbios setting. */
if (is_sdvo && is_tv) {
}
/* FDI link */
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
int lane, link_bw, bpp;
/* eDP doesn't require FDI link, so just set DP M/N
according to current link config */
if (is_edp) {
- struct drm_connector *edp;
target_clock = mode->clock;
- edp = intel_pipe_get_output(crtc);
- intel_edp_link_config(to_intel_output(edp),
+ intel_edp_link_config(intel_encoder,
&lane, &link_bw);
} else {
/* DP over FDI requires target mode clock
/* determine panel color depth */
temp = I915_READ(pipeconf_reg);
+ temp &= ~PIPE_BPC_MASK;
+ if (is_lvds) {
+ int lvds_reg = I915_READ(PCH_LVDS);
+ /* the BPC will be 6 if it is 18-bit LVDS panel */
+ if ((lvds_reg & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
+ temp |= PIPE_8BPC;
+ else
+ temp |= PIPE_6BPC;
+ } else if (is_edp) {
+ switch (dev_priv->edp_bpp/3) {
+ case 8:
+ temp |= PIPE_8BPC;
+ break;
+ case 10:
+ temp |= PIPE_10BPC;
+ break;
+ case 6:
+ temp |= PIPE_6BPC;
+ break;
+ case 12:
+ temp |= PIPE_12BPC;
+ break;
+ }
+ } else
+ temp |= PIPE_8BPC;
+ I915_WRITE(pipeconf_reg, temp);
+ I915_READ(pipeconf_reg);
switch (temp & PIPE_BPC_MASK) {
case PIPE_8BPC:
bpp = 24;
}
- igdng_compute_m_n(bpp, lane, target_clock,
- link_bw, &m_n);
+ ironlake_compute_m_n(bpp, lane, target_clock, link_bw, &m_n);
}
/* Ironlake: try to setup display ref clock before DPLL
* PCH B stepping, previous chipset stepping should be
* ignoring this setting.
*/
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
temp = I915_READ(PCH_DREF_CONTROL);
/* Always enable nonspread source */
temp &= ~DREF_NONSPREAD_SOURCE_MASK;
}
}
- if (IS_IGD(dev)) {
+ if (IS_PINEVIEW(dev)) {
fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2;
if (has_reduced_clock)
fp2 = (1 << reduced_clock.n) << 16 |
reduced_clock.m2;
}
- if (!IS_IGDNG(dev))
+ if (!HAS_PCH_SPLIT(dev))
dpll = DPLL_VGA_MODE_DIS;
if (IS_I9XX(dev)) {
sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
dpll |= (sdvo_pixel_multiply - 1) << SDVO_MULTIPLIER_SHIFT_HIRES;
- else if (IS_IGDNG(dev))
+ else if (HAS_PCH_SPLIT(dev))
dpll |= (sdvo_pixel_multiply - 1) << PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT;
}
if (is_dp)
dpll |= DPLL_DVO_HIGH_SPEED;
/* compute bitmask from p1 value */
- if (IS_IGD(dev))
- dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT_IGD;
+ if (IS_PINEVIEW(dev))
+ dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW;
else {
dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
/* also FPA1 */
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
if (IS_G4X(dev) && has_reduced_clock)
dpll |= (1 << (reduced_clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
dpll |= DPLLB_LVDS_P2_CLOCK_DIV_14;
break;
}
- if (IS_I965G(dev) && !IS_IGDNG(dev))
+ if (IS_I965G(dev) && !HAS_PCH_SPLIT(dev))
dpll |= (6 << PLL_LOAD_PULSE_PHASE_SHIFT);
} else {
if (is_lvds) {
/* XXX: just matching BIOS for now */
/* dpll |= PLL_REF_INPUT_TVCLKINBC; */
dpll |= 3;
- else if (is_lvds && dev_priv->lvds_use_ssc && num_outputs < 2)
+ else if (is_lvds && dev_priv->lvds_use_ssc && num_connectors < 2)
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
/* Set up the display plane register */
dspcntr = DISPPLANE_GAMMA_ENABLE;
- /* IGDNG's plane is forced to pipe, bit 24 is to
+ /* Ironlake's plane is forced to pipe, bit 24 is to
enable color space conversion */
- if (!IS_IGDNG(dev)) {
+ if (!HAS_PCH_SPLIT(dev)) {
if (pipe == 0)
dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
else
pipeconf &= ~PIPEACONF_DOUBLE_WIDE;
}
- dspcntr |= DISPLAY_PLANE_ENABLE;
- pipeconf |= PIPEACONF_ENABLE;
- dpll |= DPLL_VCO_ENABLE;
-
-
/* Disable the panel fitter if it was on our pipe */
- if (!IS_IGDNG(dev) && intel_panel_fitter_pipe(dev) == pipe)
+ if (!HAS_PCH_SPLIT(dev) && intel_panel_fitter_pipe(dev) == pipe)
I915_WRITE(PFIT_CONTROL, 0);
- DRM_DEBUG("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
+ DRM_DEBUG_KMS("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
drm_mode_debug_printmodeline(mode);
- /* assign to IGDNG registers */
- if (IS_IGDNG(dev)) {
+ /* assign to Ironlake registers */
+ if (HAS_PCH_SPLIT(dev)) {
fp_reg = pch_fp_reg;
dpll_reg = pch_dpll_reg;
}
if (is_edp) {
- igdng_disable_pll_edp(crtc);
+ ironlake_disable_pll_edp(crtc);
} else if ((dpll & DPLL_VCO_ENABLE)) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
udelay(150);
}
+ /* enable transcoder DPLL */
+ if (HAS_PCH_CPT(dev)) {
+ temp = I915_READ(PCH_DPLL_SEL);
+ if (trans_dpll_sel == 0)
+ temp |= (TRANSA_DPLL_ENABLE | TRANSA_DPLLA_SEL);
+ else
+ temp |= (TRANSB_DPLL_ENABLE | TRANSB_DPLLB_SEL);
+ I915_WRITE(PCH_DPLL_SEL, temp);
+ I915_READ(PCH_DPLL_SEL);
+ udelay(150);
+ }
+
/* The LVDS pin pair needs to be on before the DPLLs are enabled.
* This is an exception to the general rule that mode_set doesn't turn
* things on.
if (is_lvds) {
u32 lvds;
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
lvds_reg = PCH_LVDS;
lvds = I915_READ(lvds_reg);
- lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP | LVDS_PIPEB_SELECT;
+ lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP;
+ if (pipe == 1) {
+ if (HAS_PCH_CPT(dev))
+ lvds |= PORT_TRANS_B_SEL_CPT;
+ else
+ lvds |= LVDS_PIPEB_SELECT;
+ } else {
+ if (HAS_PCH_CPT(dev))
+ lvds &= ~PORT_TRANS_SEL_MASK;
+ else
+ lvds &= ~LVDS_PIPEB_SELECT;
+ }
/* set the corresponsding LVDS_BORDER bit */
lvds |= dev_priv->lvds_border_bits;
/* Set the B0-B3 data pairs corresponding to whether we're going to
* appropriately here, but we need to look more thoroughly into how
* panels behave in the two modes.
*/
-
+ /* set the dithering flag */
+ if (IS_I965G(dev)) {
+ if (dev_priv->lvds_dither) {
+ if (HAS_PCH_SPLIT(dev))
+ pipeconf |= PIPE_ENABLE_DITHER;
+ else
+ lvds |= LVDS_ENABLE_DITHER;
+ } else {
+ if (HAS_PCH_SPLIT(dev))
+ pipeconf &= ~PIPE_ENABLE_DITHER;
+ else
+ lvds &= ~LVDS_ENABLE_DITHER;
+ }
+ }
I915_WRITE(lvds_reg, lvds);
I915_READ(lvds_reg);
}
if (is_dp)
intel_dp_set_m_n(crtc, mode, adjusted_mode);
+ else if (HAS_PCH_SPLIT(dev)) {
+ /* For non-DP output, clear any trans DP clock recovery setting.*/
+ if (pipe == 0) {
+ I915_WRITE(TRANSA_DATA_M1, 0);
+ I915_WRITE(TRANSA_DATA_N1, 0);
+ I915_WRITE(TRANSA_DP_LINK_M1, 0);
+ I915_WRITE(TRANSA_DP_LINK_N1, 0);
+ } else {
+ I915_WRITE(TRANSB_DATA_M1, 0);
+ I915_WRITE(TRANSB_DATA_N1, 0);
+ I915_WRITE(TRANSB_DP_LINK_M1, 0);
+ I915_WRITE(TRANSB_DP_LINK_N1, 0);
+ }
+ }
if (!is_edp) {
I915_WRITE(fp_reg, fp);
/* Wait for the clocks to stabilize. */
udelay(150);
- if (IS_I965G(dev) && !IS_IGDNG(dev)) {
+ if (IS_I965G(dev) && !HAS_PCH_SPLIT(dev)) {
if (is_sdvo) {
sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
I915_WRITE(fp_reg + 4, fp2);
intel_crtc->lowfreq_avail = true;
if (HAS_PIPE_CXSR(dev)) {
- DRM_DEBUG("enabling CxSR downclocking\n");
+ DRM_DEBUG_KMS("enabling CxSR downclocking\n");
pipeconf |= PIPECONF_CXSR_DOWNCLOCK;
}
} else {
I915_WRITE(fp_reg + 4, fp);
intel_crtc->lowfreq_avail = false;
if (HAS_PIPE_CXSR(dev)) {
- DRM_DEBUG("disabling CxSR downclocking\n");
+ DRM_DEBUG_KMS("disabling CxSR downclocking\n");
pipeconf &= ~PIPECONF_CXSR_DOWNCLOCK;
}
}
/* pipesrc and dspsize control the size that is scaled from, which should
* always be the user's requested size.
*/
- if (!IS_IGDNG(dev)) {
+ if (!HAS_PCH_SPLIT(dev)) {
I915_WRITE(dspsize_reg, ((mode->vdisplay - 1) << 16) |
(mode->hdisplay - 1));
I915_WRITE(dsppos_reg, 0);
}
I915_WRITE(pipesrc_reg, ((mode->hdisplay - 1) << 16) | (mode->vdisplay - 1));
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
I915_WRITE(data_m1_reg, TU_SIZE(m_n.tu) | m_n.gmch_m);
I915_WRITE(data_n1_reg, TU_SIZE(m_n.tu) | m_n.gmch_n);
I915_WRITE(link_m1_reg, m_n.link_m);
I915_WRITE(link_n1_reg, m_n.link_n);
if (is_edp) {
- igdng_set_pll_edp(crtc, adjusted_mode->clock);
+ ironlake_set_pll_edp(crtc, adjusted_mode->clock);
} else {
/* enable FDI RX PLL too */
temp = I915_READ(fdi_rx_reg);
I915_WRITE(fdi_rx_reg, temp | FDI_RX_PLL_ENABLE);
+ I915_READ(fdi_rx_reg);
+ udelay(200);
+
+ /* enable FDI TX PLL too */
+ temp = I915_READ(fdi_tx_reg);
+ I915_WRITE(fdi_tx_reg, temp | FDI_TX_PLL_ENABLE);
+ I915_READ(fdi_tx_reg);
+
+ /* enable FDI RX PCDCLK */
+ temp = I915_READ(fdi_rx_reg);
+ I915_WRITE(fdi_rx_reg, temp | FDI_SEL_PCDCLK);
+ I915_READ(fdi_rx_reg);
udelay(200);
}
}
intel_wait_for_vblank(dev);
- if (IS_IGDNG(dev)) {
+ if (IS_IRONLAKE(dev)) {
/* enable address swizzle for tiling buffer */
temp = I915_READ(DISP_ARB_CTL);
I915_WRITE(DISP_ARB_CTL, temp | DISP_TILE_SURFACE_SWIZZLING);
if (!crtc->enabled)
return;
- /* use legacy palette for IGDNG */
- if (IS_IGDNG(dev))
+ /* use legacy palette for Ironlake */
+ if (HAS_PCH_SPLIT(dev))
palreg = (intel_crtc->pipe == 0) ? LGC_PALETTE_A :
LGC_PALETTE_B;
size_t addr;
int ret;
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
/* if we want to turn off the cursor ignore width and height */
if (!handle) {
- DRM_DEBUG("cursor off\n");
+ DRM_DEBUG_KMS("cursor off\n");
if (IS_MOBILE(dev) || IS_I9XX(dev)) {
temp &= ~(CURSOR_MODE | MCURSOR_GAMMA_ENABLE);
temp |= CURSOR_MODE_DISABLE;
if (!bo)
return -ENOENT;
- obj_priv = bo->driver_private;
+ obj_priv = to_intel_bo(bo);
if (bo->size < width * height * 4) {
DRM_ERROR("buffer is to small\n");
/* we only need to pin inside GTT if cursor is non-phy */
mutex_lock(&dev->struct_mutex);
- if (!dev_priv->cursor_needs_physical) {
+ if (!dev_priv->info->cursor_needs_physical) {
ret = i915_gem_object_pin(bo, PAGE_SIZE);
if (ret) {
DRM_ERROR("failed to pin cursor bo\n");
I915_WRITE(base, addr);
if (intel_crtc->cursor_bo) {
- if (dev_priv->cursor_needs_physical) {
+ if (dev_priv->info->cursor_needs_physical) {
if (intel_crtc->cursor_bo != bo)
i915_gem_detach_phys_object(dev, intel_crtc->cursor_bo);
} else
intel_crtc->cursor_bo = bo;
return 0;
-fail:
- mutex_lock(&dev->struct_mutex);
fail_locked:
- drm_gem_object_unreference(bo);
mutex_unlock(&dev->struct_mutex);
+fail:
+ drm_gem_object_unreference_unlocked(bo);
return ret;
}
* detection.
*
* It will be up to the load-detect code to adjust the pipe as appropriate for
- * its requirements. The pipe will be connected to no other outputs.
+ * its requirements. The pipe will be connected to no other encoders.
*
- * Currently this code will only succeed if there is a pipe with no outputs
+ * Currently this code will only succeed if there is a pipe with no encoders
* configured for it. In the future, it could choose to temporarily disable
* some outputs to free up a pipe for its use.
*
704, 832, 0, 480, 489, 491, 520, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
};
-struct drm_crtc *intel_get_load_detect_pipe(struct intel_output *intel_output,
+struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector,
struct drm_display_mode *mode,
int *dpms_mode)
{
struct intel_crtc *intel_crtc;
struct drm_crtc *possible_crtc;
struct drm_crtc *supported_crtc =NULL;
- struct drm_encoder *encoder = &intel_output->enc;
+ struct drm_encoder *encoder = &intel_encoder->enc;
struct drm_crtc *crtc = NULL;
struct drm_device *dev = encoder->dev;
struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
}
encoder->crtc = crtc;
- intel_output->base.encoder = encoder;
- intel_output->load_detect_temp = true;
+ connector->encoder = encoder;
+ intel_encoder->load_detect_temp = true;
intel_crtc = to_intel_crtc(crtc);
*dpms_mode = intel_crtc->dpms_mode;
return crtc;
}
-void intel_release_load_detect_pipe(struct intel_output *intel_output, int dpms_mode)
+void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector, int dpms_mode)
{
- struct drm_encoder *encoder = &intel_output->enc;
+ struct drm_encoder *encoder = &intel_encoder->enc;
struct drm_device *dev = encoder->dev;
struct drm_crtc *crtc = encoder->crtc;
struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
- if (intel_output->load_detect_temp) {
+ if (intel_encoder->load_detect_temp) {
encoder->crtc = NULL;
- intel_output->base.encoder = NULL;
- intel_output->load_detect_temp = false;
+ connector->encoder = NULL;
+ intel_encoder->load_detect_temp = false;
crtc->enabled = drm_helper_crtc_in_use(crtc);
drm_helper_disable_unused_functions(dev);
}
- /* Switch crtc and output back off if necessary */
+ /* Switch crtc and encoder back off if necessary */
if (crtc->enabled && dpms_mode != DRM_MODE_DPMS_ON) {
if (encoder->crtc == crtc)
encoder_funcs->dpms(encoder, dpms_mode);
fp = I915_READ((pipe == 0) ? FPA1 : FPB1);
clock.m1 = (fp & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT;
- if (IS_IGD(dev)) {
- clock.n = ffs((fp & FP_N_IGD_DIV_MASK) >> FP_N_DIV_SHIFT) - 1;
- clock.m2 = (fp & FP_M2_IGD_DIV_MASK) >> FP_M2_DIV_SHIFT;
+ if (IS_PINEVIEW(dev)) {
+ clock.n = ffs((fp & FP_N_PINEVIEW_DIV_MASK) >> FP_N_DIV_SHIFT) - 1;
+ clock.m2 = (fp & FP_M2_PINEVIEW_DIV_MASK) >> FP_M2_DIV_SHIFT;
} else {
clock.n = (fp & FP_N_DIV_MASK) >> FP_N_DIV_SHIFT;
clock.m2 = (fp & FP_M2_DIV_MASK) >> FP_M2_DIV_SHIFT;
}
if (IS_I9XX(dev)) {
- if (IS_IGD(dev))
- clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_IGD) >>
- DPLL_FPA01_P1_POST_DIV_SHIFT_IGD);
+ if (IS_PINEVIEW(dev))
+ clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_PINEVIEW) >>
+ DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW);
else
clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK) >>
DPLL_FPA01_P1_POST_DIV_SHIFT);
7 : 14;
break;
default:
- DRM_DEBUG("Unknown DPLL mode %08x in programmed "
+ DRM_DEBUG_KMS("Unknown DPLL mode %08x in programmed "
"mode\n", (int)(dpll & DPLL_MODE_MASK));
return 0;
}
queue_work(dev_priv->wq, &dev_priv->idle_work);
}
-void intel_increase_renderclock(struct drm_device *dev, bool schedule)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
-
- if (IS_IGDNG(dev))
- return;
-
- if (!dev_priv->render_reclock_avail) {
- DRM_DEBUG_DRIVER("not reclocking render clock\n");
- return;
- }
-
- /* Restore render clock frequency to original value */
- if (IS_G4X(dev) || IS_I9XX(dev))
- pci_write_config_word(dev->pdev, GCFGC, dev_priv->orig_clock);
- else if (IS_I85X(dev))
- pci_write_config_word(dev->pdev, HPLLCC, dev_priv->orig_clock);
- DRM_DEBUG_DRIVER("increasing render clock frequency\n");
-
- /* Schedule downclock */
- if (schedule)
- mod_timer(&dev_priv->idle_timer, jiffies +
- msecs_to_jiffies(GPU_IDLE_TIMEOUT));
-}
-
-void intel_decrease_renderclock(struct drm_device *dev)
-{
- drm_i915_private_t *dev_priv = dev->dev_private;
-
- if (IS_IGDNG(dev))
- return;
-
- if (!dev_priv->render_reclock_avail) {
- DRM_DEBUG_DRIVER("not reclocking render clock\n");
- return;
- }
-
- if (IS_G4X(dev)) {
- u16 gcfgc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
- /* Down to minimum... */
- gcfgc &= ~GM45_GC_RENDER_CLOCK_MASK;
- gcfgc |= GM45_GC_RENDER_CLOCK_266_MHZ;
-
- pci_write_config_word(dev->pdev, GCFGC, gcfgc);
- } else if (IS_I965G(dev)) {
- u16 gcfgc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
- /* Down to minimum... */
- gcfgc &= ~I965_GC_RENDER_CLOCK_MASK;
- gcfgc |= I965_GC_RENDER_CLOCK_267_MHZ;
-
- pci_write_config_word(dev->pdev, GCFGC, gcfgc);
- } else if (IS_I945G(dev) || IS_I945GM(dev)) {
- u16 gcfgc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
- /* Down to minimum... */
- gcfgc &= ~I945_GC_RENDER_CLOCK_MASK;
- gcfgc |= I945_GC_RENDER_CLOCK_166_MHZ;
-
- pci_write_config_word(dev->pdev, GCFGC, gcfgc);
- } else if (IS_I915G(dev)) {
- u16 gcfgc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
- /* Down to minimum... */
- gcfgc &= ~I915_GC_RENDER_CLOCK_MASK;
- gcfgc |= I915_GC_RENDER_CLOCK_166_MHZ;
-
- pci_write_config_word(dev->pdev, GCFGC, gcfgc);
- } else if (IS_I85X(dev)) {
- u16 hpllcc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, HPLLCC, &hpllcc);
-
- /* Up to maximum... */
- hpllcc &= ~GC_CLOCK_CONTROL_MASK;
- hpllcc |= GC_CLOCK_133_200;
-
- pci_write_config_word(dev->pdev, HPLLCC, hpllcc);
- }
- DRM_DEBUG_DRIVER("decreasing render clock frequency\n");
-}
-
-/* Note that no increase function is needed for this - increase_renderclock()
- * will also rewrite these bits
- */
-void intel_decrease_displayclock(struct drm_device *dev)
-{
- if (IS_IGDNG(dev))
- return;
-
- if (IS_I945G(dev) || IS_I945GM(dev) || IS_I915G(dev) ||
- IS_I915GM(dev)) {
- u16 gcfgc;
-
- /* Adjust render clock... */
- pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
-
- /* Down to minimum... */
- gcfgc &= ~0xf0;
- gcfgc |= 0x80;
-
- pci_write_config_word(dev->pdev, GCFGC, gcfgc);
- }
-}
-
#define CRTC_IDLE_TIMEOUT 1000 /* ms */
static void intel_crtc_idle_timer(unsigned long arg)
int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
int dpll = I915_READ(dpll_reg);
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
return;
if (!dev_priv->lvds_downclock_avail)
int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
int dpll = I915_READ(dpll_reg);
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
return;
if (!dev_priv->lvds_downclock_avail)
mutex_lock(&dev->struct_mutex);
- /* GPU isn't processing, downclock it. */
- if (!dev_priv->busy) {
- intel_decrease_renderclock(dev);
- intel_decrease_displayclock(dev);
+ if (IS_I945G(dev) || IS_I945GM(dev)) {
+ DRM_DEBUG_DRIVER("enable memory self refresh on 945\n");
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN_MASK | FW_BLC_SELF_EN);
}
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return;
- dev_priv->busy = true;
- intel_increase_renderclock(dev, true);
+ if (!dev_priv->busy) {
+ if (IS_I945G(dev) || IS_I945GM(dev)) {
+ u32 fw_blc_self;
+
+ DRM_DEBUG_DRIVER("disable memory self refresh on 945\n");
+ fw_blc_self = I915_READ(FW_BLC_SELF);
+ fw_blc_self &= ~FW_BLC_SELF_EN;
+ I915_WRITE(FW_BLC_SELF, fw_blc_self | FW_BLC_SELF_EN_MASK);
+ }
+ dev_priv->busy = true;
+ } else
+ mod_timer(&dev_priv->idle_timer, jiffies +
+ msecs_to_jiffies(GPU_IDLE_TIMEOUT));
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (!crtc->fb)
intel_fb = to_intel_framebuffer(crtc->fb);
if (intel_fb->obj == obj) {
if (!intel_crtc->busy) {
+ if (IS_I945G(dev) || IS_I945GM(dev)) {
+ u32 fw_blc_self;
+
+ DRM_DEBUG_DRIVER("disable memory self refresh on 945\n");
+ fw_blc_self = I915_READ(FW_BLC_SELF);
+ fw_blc_self &= ~FW_BLC_SELF_EN;
+ I915_WRITE(FW_BLC_SELF, fw_blc_self | FW_BLC_SELF_EN_MASK);
+ }
/* Non-busy -> busy, upclock */
intel_increase_pllclock(crtc, true);
intel_crtc->busy = true;
kfree(intel_crtc);
}
+struct intel_unpin_work {
+ struct work_struct work;
+ struct drm_device *dev;
+ struct drm_gem_object *old_fb_obj;
+ struct drm_gem_object *pending_flip_obj;
+ struct drm_pending_vblank_event *event;
+ int pending;
+};
+
+static void intel_unpin_work_fn(struct work_struct *__work)
+{
+ struct intel_unpin_work *work =
+ container_of(__work, struct intel_unpin_work, work);
+
+ mutex_lock(&work->dev->struct_mutex);
+ i915_gem_object_unpin(work->old_fb_obj);
+ drm_gem_object_unreference(work->pending_flip_obj);
+ drm_gem_object_unreference(work->old_fb_obj);
+ mutex_unlock(&work->dev->struct_mutex);
+ kfree(work);
+}
+
+void intel_finish_page_flip(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_unpin_work *work;
+ struct drm_i915_gem_object *obj_priv;
+ struct drm_pending_vblank_event *e;
+ struct timeval now;
+ unsigned long flags;
+
+ /* Ignore early vblank irqs */
+ if (intel_crtc == NULL)
+ return;
+
+ spin_lock_irqsave(&dev->event_lock, flags);
+ work = intel_crtc->unpin_work;
+ if (work == NULL || !work->pending) {
+ if (work && !work->pending) {
+ obj_priv = to_intel_bo(work->pending_flip_obj);
+ DRM_DEBUG_DRIVER("flip finish: %p (%d) not pending?\n",
+ obj_priv,
+ atomic_read(&obj_priv->pending_flip));
+ }
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+ return;
+ }
+
+ intel_crtc->unpin_work = NULL;
+ drm_vblank_put(dev, intel_crtc->pipe);
+
+ if (work->event) {
+ e = work->event;
+ do_gettimeofday(&now);
+ e->event.sequence = drm_vblank_count(dev, intel_crtc->pipe);
+ e->event.tv_sec = now.tv_sec;
+ e->event.tv_usec = now.tv_usec;
+ list_add_tail(&e->base.link,
+ &e->base.file_priv->event_list);
+ wake_up_interruptible(&e->base.file_priv->event_wait);
+ }
+
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+
+ obj_priv = to_intel_bo(work->pending_flip_obj);
+
+ /* Initial scanout buffer will have a 0 pending flip count */
+ if ((atomic_read(&obj_priv->pending_flip) == 0) ||
+ atomic_dec_and_test(&obj_priv->pending_flip))
+ DRM_WAKEUP(&dev_priv->pending_flip_queue);
+ schedule_work(&work->work);
+}
+
+void intel_prepare_page_flip(struct drm_device *dev, int plane)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc =
+ to_intel_crtc(dev_priv->plane_to_crtc_mapping[plane]);
+ unsigned long flags;
+
+ spin_lock_irqsave(&dev->event_lock, flags);
+ if (intel_crtc->unpin_work) {
+ intel_crtc->unpin_work->pending = 1;
+ } else {
+ DRM_DEBUG_DRIVER("preparing flip with no unpin work?\n");
+ }
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+}
+
+static int intel_crtc_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_framebuffer *intel_fb;
+ struct drm_i915_gem_object *obj_priv;
+ struct drm_gem_object *obj;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_unpin_work *work;
+ unsigned long flags;
+ int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
+ int ret, pipesrc;
+ RING_LOCALS;
+
+ work = kzalloc(sizeof *work, GFP_KERNEL);
+ if (work == NULL)
+ return -ENOMEM;
+
+ mutex_lock(&dev->struct_mutex);
+
+ work->event = event;
+ work->dev = crtc->dev;
+ intel_fb = to_intel_framebuffer(crtc->fb);
+ work->old_fb_obj = intel_fb->obj;
+ INIT_WORK(&work->work, intel_unpin_work_fn);
+
+ /* We borrow the event spin lock for protecting unpin_work */
+ spin_lock_irqsave(&dev->event_lock, flags);
+ if (intel_crtc->unpin_work) {
+ DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+ kfree(work);
+ mutex_unlock(&dev->struct_mutex);
+ return -EBUSY;
+ }
+ intel_crtc->unpin_work = work;
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+
+ intel_fb = to_intel_framebuffer(fb);
+ obj = intel_fb->obj;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj);
+ if (ret != 0) {
+ DRM_DEBUG_DRIVER("flip queue: %p pin & fence failed\n",
+ to_intel_bo(obj));
+ kfree(work);
+ intel_crtc->unpin_work = NULL;
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+ }
+
+ /* Reference the objects for the scheduled work. */
+ drm_gem_object_reference(work->old_fb_obj);
+ drm_gem_object_reference(obj);
+
+ crtc->fb = fb;
+ i915_gem_object_flush_write_domain(obj);
+ drm_vblank_get(dev, intel_crtc->pipe);
+ obj_priv = to_intel_bo(obj);
+ atomic_inc(&obj_priv->pending_flip);
+ work->pending_flip_obj = obj;
+
+ BEGIN_LP_RING(4);
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
+ if (IS_I965G(dev)) {
+ OUT_RING(obj_priv->gtt_offset | obj_priv->tiling_mode);
+ pipesrc = I915_READ(pipesrc_reg);
+ OUT_RING(pipesrc & 0x0fff0fff);
+ } else {
+ OUT_RING(obj_priv->gtt_offset);
+ OUT_RING(MI_NOOP);
+ }
+ ADVANCE_LP_RING();
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
static const struct drm_crtc_helper_funcs intel_helper_funcs = {
.dpms = intel_crtc_dpms,
.mode_fixup = intel_crtc_mode_fixup,
.gamma_set = intel_crtc_gamma_set,
.set_config = drm_crtc_helper_set_config,
.destroy = intel_crtc_destroy,
+ .page_flip = intel_crtc_page_flip,
};
static void intel_crtc_init(struct drm_device *dev, int pipe)
{
+ drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc;
int i;
intel_crtc->pipe = pipe;
intel_crtc->plane = pipe;
if (IS_MOBILE(dev) && (IS_I9XX(dev) && !IS_I965G(dev))) {
- DRM_DEBUG("swapping pipes & planes for FBC\n");
+ DRM_DEBUG_KMS("swapping pipes & planes for FBC\n");
intel_crtc->plane = ((pipe == 0) ? 1 : 0);
}
+ BUG_ON(pipe >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) ||
+ dev_priv->plane_to_crtc_mapping[intel_crtc->plane] != NULL);
+ dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base;
+ dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base;
+
intel_crtc->cursor_addr = 0;
intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
return crtc;
}
-static int intel_connector_clones(struct drm_device *dev, int type_mask)
+static int intel_encoder_clones(struct drm_device *dev, int type_mask)
{
int index_mask = 0;
- struct drm_connector *connector;
+ struct drm_encoder *encoder;
int entry = 0;
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- struct intel_output *intel_output = to_intel_output(connector);
- if (type_mask & intel_output->clone_mask)
+ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+ if (type_mask & intel_encoder->clone_mask)
index_mask |= (1 << entry);
entry++;
}
static void intel_setup_outputs(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- struct drm_connector *connector;
+ struct drm_encoder *encoder;
intel_crt_init(dev);
if (IS_MOBILE(dev) && !IS_I830(dev))
intel_lvds_init(dev);
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
int found;
if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
if (I915_READ(PCH_DP_D) & DP_DETECTED)
intel_dp_init(dev, PCH_DP_D);
- } else if (IS_I9XX(dev)) {
+ } else if (SUPPORTS_DIGITAL_OUTPUTS(dev)) {
bool found = false;
if (I915_READ(SDVOB) & SDVO_DETECTED) {
+ DRM_DEBUG_KMS("probing SDVOB\n");
found = intel_sdvo_init(dev, SDVOB);
- if (!found && SUPPORTS_INTEGRATED_HDMI(dev))
+ if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) {
+ DRM_DEBUG_KMS("probing HDMI on SDVOB\n");
intel_hdmi_init(dev, SDVOB);
+ }
- if (!found && SUPPORTS_INTEGRATED_DP(dev))
+ if (!found && SUPPORTS_INTEGRATED_DP(dev)) {
+ DRM_DEBUG_KMS("probing DP_B\n");
intel_dp_init(dev, DP_B);
+ }
}
/* Before G4X SDVOC doesn't have its own detect register */
- if (I915_READ(SDVOB) & SDVO_DETECTED)
+ if (I915_READ(SDVOB) & SDVO_DETECTED) {
+ DRM_DEBUG_KMS("probing SDVOC\n");
found = intel_sdvo_init(dev, SDVOC);
+ }
if (!found && (I915_READ(SDVOC) & SDVO_DETECTED)) {
- if (SUPPORTS_INTEGRATED_HDMI(dev))
+ if (SUPPORTS_INTEGRATED_HDMI(dev)) {
+ DRM_DEBUG_KMS("probing HDMI on SDVOC\n");
intel_hdmi_init(dev, SDVOC);
- if (SUPPORTS_INTEGRATED_DP(dev))
+ }
+ if (SUPPORTS_INTEGRATED_DP(dev)) {
+ DRM_DEBUG_KMS("probing DP_C\n");
intel_dp_init(dev, DP_C);
+ }
}
- if (SUPPORTS_INTEGRATED_DP(dev) && (I915_READ(DP_D) & DP_DETECTED))
+ if (SUPPORTS_INTEGRATED_DP(dev) &&
+ (I915_READ(DP_D) & DP_DETECTED)) {
+ DRM_DEBUG_KMS("probing DP_D\n");
intel_dp_init(dev, DP_D);
- } else
+ }
+ } else if (IS_GEN2(dev))
intel_dvo_init(dev);
- if (IS_I9XX(dev) && IS_MOBILE(dev) && !IS_IGDNG(dev))
+ if (SUPPORTS_TV(dev))
intel_tv_init(dev);
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- struct intel_output *intel_output = to_intel_output(connector);
- struct drm_encoder *encoder = &intel_output->enc;
+ list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
- encoder->possible_crtcs = intel_output->crtc_mask;
- encoder->possible_clones = intel_connector_clones(dev,
- intel_output->clone_mask);
+ encoder->possible_crtcs = intel_encoder->crtc_mask;
+ encoder->possible_clones = intel_encoder_clones(dev,
+ intel_encoder->clone_mask);
}
}
intelfb_remove(dev, fb);
drm_framebuffer_cleanup(fb);
- mutex_lock(&dev->struct_mutex);
- drm_gem_object_unreference(intel_fb->obj);
- mutex_unlock(&dev->struct_mutex);
+ drm_gem_object_unreference_unlocked(intel_fb->obj);
kfree(intel_fb);
}
ret = intel_framebuffer_create(dev, mode_cmd, &fb, obj);
if (ret) {
- mutex_lock(&dev->struct_mutex);
- drm_gem_object_unreference(obj);
- mutex_unlock(&dev->struct_mutex);
+ drm_gem_object_unreference_unlocked(obj);
return NULL;
}
.fb_changed = intelfb_probe,
};
+static struct drm_gem_object *
+intel_alloc_power_context(struct drm_device *dev)
+{
+ struct drm_gem_object *pwrctx;
+ int ret;
+
+ pwrctx = drm_gem_object_alloc(dev, 4096);
+ if (!pwrctx) {
+ DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
+ return NULL;
+ }
+
+ mutex_lock(&dev->struct_mutex);
+ ret = i915_gem_object_pin(pwrctx, 4096);
+ if (ret) {
+ DRM_ERROR("failed to pin power context: %d\n", ret);
+ goto err_unref;
+ }
+
+ ret = i915_gem_object_set_to_gtt_domain(pwrctx, 1);
+ if (ret) {
+ DRM_ERROR("failed to set-domain on power context: %d\n", ret);
+ goto err_unpin;
+ }
+ mutex_unlock(&dev->struct_mutex);
+
+ return pwrctx;
+
+err_unpin:
+ i915_gem_object_unpin(pwrctx);
+err_unref:
+ drm_gem_object_unreference(pwrctx);
+ mutex_unlock(&dev->struct_mutex);
+ return NULL;
+}
+
+void ironlake_enable_drps(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 rgvmodectl = I915_READ(MEMMODECTL), rgvswctl;
+ u8 fmax, fmin, fstart, vstart;
+ int i = 0;
+
+ /* 100ms RC evaluation intervals */
+ I915_WRITE(RCUPEI, 100000);
+ I915_WRITE(RCDNEI, 100000);
+
+ /* Set max/min thresholds to 90ms and 80ms respectively */
+ I915_WRITE(RCBMAXAVG, 90000);
+ I915_WRITE(RCBMINAVG, 80000);
+
+ I915_WRITE(MEMIHYST, 1);
+
+ /* Set up min, max, and cur for interrupt handling */
+ fmax = (rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT;
+ fmin = (rgvmodectl & MEMMODE_FMIN_MASK);
+ fstart = (rgvmodectl & MEMMODE_FSTART_MASK) >>
+ MEMMODE_FSTART_SHIFT;
+ vstart = (I915_READ(PXVFREQ_BASE + (fstart * 4)) & PXVFREQ_PX_MASK) >>
+ PXVFREQ_PX_SHIFT;
+
+ dev_priv->max_delay = fstart; /* can't go to fmax w/o IPS */
+ dev_priv->min_delay = fmin;
+ dev_priv->cur_delay = fstart;
+
+ I915_WRITE(MEMINTREN, MEMINT_CX_SUPR_EN | MEMINT_EVAL_CHG_EN);
+
+ /*
+ * Interrupts will be enabled in ironlake_irq_postinstall
+ */
+
+ I915_WRITE(VIDSTART, vstart);
+ POSTING_READ(VIDSTART);
+
+ rgvmodectl |= MEMMODE_SWMODE_EN;
+ I915_WRITE(MEMMODECTL, rgvmodectl);
+
+ while (I915_READ(MEMSWCTL) & MEMCTL_CMD_STS) {
+ if (i++ > 100) {
+ DRM_ERROR("stuck trying to change perf mode\n");
+ break;
+ }
+ msleep(1);
+ }
+ msleep(1);
+
+ rgvswctl = (MEMCTL_CMD_CHFREQ << MEMCTL_CMD_SHIFT) |
+ (fstart << MEMCTL_FREQ_SHIFT) | MEMCTL_SFCAVM;
+ I915_WRITE(MEMSWCTL, rgvswctl);
+ POSTING_READ(MEMSWCTL);
+
+ rgvswctl |= MEMCTL_CMD_STS;
+ I915_WRITE(MEMSWCTL, rgvswctl);
+}
+
+void ironlake_disable_drps(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 rgvswctl;
+ u8 fstart;
+
+ /* Ack interrupts, disable EFC interrupt */
+ I915_WRITE(MEMINTREN, I915_READ(MEMINTREN) & ~MEMINT_EVAL_CHG_EN);
+ I915_WRITE(MEMINTRSTS, MEMINT_EVAL_CHG);
+ I915_WRITE(DEIER, I915_READ(DEIER) & ~DE_PCU_EVENT);
+ I915_WRITE(DEIIR, DE_PCU_EVENT);
+ I915_WRITE(DEIMR, I915_READ(DEIMR) | DE_PCU_EVENT);
+
+ /* Go back to the starting frequency */
+ fstart = (I915_READ(MEMMODECTL) & MEMMODE_FSTART_MASK) >>
+ MEMMODE_FSTART_SHIFT;
+ rgvswctl = (MEMCTL_CMD_CHFREQ << MEMCTL_CMD_SHIFT) |
+ (fstart << MEMCTL_FREQ_SHIFT) | MEMCTL_SFCAVM;
+ I915_WRITE(MEMSWCTL, rgvswctl);
+ msleep(1);
+ rgvswctl |= MEMCTL_CMD_STS;
+ I915_WRITE(MEMSWCTL, rgvswctl);
+ msleep(1);
+
+}
+
void intel_init_clock_gating(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
* Disable clock gating reported to work incorrectly according to the
* specs, but enable as much else as we can.
*/
- if (IS_IGDNG(dev)) {
+ if (HAS_PCH_SPLIT(dev)) {
+ uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
+
+ if (IS_IRONLAKE(dev)) {
+ /* Required for FBC */
+ dspclk_gate |= DPFDUNIT_CLOCK_GATE_DISABLE;
+ /* Required for CxSR */
+ dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE;
+
+ I915_WRITE(PCH_3DCGDIS0,
+ MARIUNIT_CLOCK_GATE_DISABLE |
+ SVSMUNIT_CLOCK_GATE_DISABLE);
+ }
+
+ I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
return;
} else if (IS_G4X(dev)) {
uint32_t dspclk_gate;
* GPU can automatically power down the render unit if given a page
* to save state.
*/
- if (I915_HAS_RC6(dev)) {
- struct drm_gem_object *pwrctx;
- struct drm_i915_gem_object *obj_priv;
- int ret;
+ if (I915_HAS_RC6(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) {
+ struct drm_i915_gem_object *obj_priv = NULL;
- pwrctx = drm_gem_object_alloc(dev, 4096);
- if (!pwrctx) {
- DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
- goto out;
- }
+ if (dev_priv->pwrctx) {
+ obj_priv = to_intel_bo(dev_priv->pwrctx);
+ } else {
+ struct drm_gem_object *pwrctx;
- ret = i915_gem_object_pin(pwrctx, 4096);
- if (ret) {
- DRM_ERROR("failed to pin power context: %d\n", ret);
- drm_gem_object_unreference(pwrctx);
- goto out;
+ pwrctx = intel_alloc_power_context(dev);
+ if (pwrctx) {
+ dev_priv->pwrctx = pwrctx;
+ obj_priv = to_intel_bo(pwrctx);
+ }
}
- i915_gem_object_set_to_gtt_domain(pwrctx, 1);
-
- obj_priv = pwrctx->driver_private;
-
- I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
- I915_WRITE(MCHBAR_RENDER_STANDBY,
- I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
-
- dev_priv->pwrctx = pwrctx;
+ if (obj_priv) {
+ I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN);
+ I915_WRITE(MCHBAR_RENDER_STANDBY,
+ I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT);
+ }
}
-
-out:
- return;
}
/* Set up chip specific display functions */
struct drm_i915_private *dev_priv = dev->dev_private;
/* We always want a DPMS function */
- if (IS_IGDNG(dev))
- dev_priv->display.dpms = igdng_crtc_dpms;
+ if (HAS_PCH_SPLIT(dev))
+ dev_priv->display.dpms = ironlake_crtc_dpms;
else
dev_priv->display.dpms = i9xx_crtc_dpms;
dev_priv->display.fbc_enabled = g4x_fbc_enabled;
dev_priv->display.enable_fbc = g4x_enable_fbc;
dev_priv->display.disable_fbc = g4x_disable_fbc;
- } else if (IS_I965GM(dev) || IS_I945GM(dev) || IS_I915GM(dev)) {
+ } else if (IS_I965GM(dev)) {
dev_priv->display.fbc_enabled = i8xx_fbc_enabled;
dev_priv->display.enable_fbc = i8xx_enable_fbc;
dev_priv->display.disable_fbc = i8xx_disable_fbc;
}
/* Returns the core display clock speed */
- if (IS_I945G(dev))
+ if (IS_I945G(dev) || (IS_G33(dev) && ! IS_PINEVIEW_M(dev)))
dev_priv->display.get_display_clock_speed =
i945_get_display_clock_speed;
else if (IS_I915G(dev))
dev_priv->display.get_display_clock_speed =
i915_get_display_clock_speed;
- else if (IS_I945GM(dev) || IS_845G(dev) || IS_IGDGM(dev))
+ else if (IS_I945GM(dev) || IS_845G(dev) || IS_PINEVIEW_M(dev))
dev_priv->display.get_display_clock_speed =
i9xx_misc_get_display_clock_speed;
else if (IS_I915GM(dev))
i830_get_display_clock_speed;
/* For FIFO watermark updates */
- if (IS_IGDNG(dev))
+ if (HAS_PCH_SPLIT(dev))
dev_priv->display.update_wm = NULL;
else if (IS_G4X(dev))
dev_priv->display.update_wm = g4x_update_wm;
num_pipe = 2;
else
num_pipe = 1;
- DRM_DEBUG("%d display pipe%s available.\n",
+ DRM_DEBUG_KMS("%d display pipe%s available.\n",
num_pipe, num_pipe > 1 ? "s" : "");
- if (IS_I85X(dev))
- pci_read_config_word(dev->pdev, HPLLCC, &dev_priv->orig_clock);
- else if (IS_I9XX(dev) || IS_G4X(dev))
- pci_read_config_word(dev->pdev, GCFGC, &dev_priv->orig_clock);
-
for (i = 0; i < num_pipe; i++) {
intel_crtc_init(dev, i);
}
intel_init_clock_gating(dev);
+ if (IS_IRONLAKE_M(dev))
+ ironlake_enable_drps(dev);
+
INIT_WORK(&dev_priv->idle_work, intel_idle_update);
setup_timer(&dev_priv->idle_timer, intel_gpu_idle_timer,
(unsigned long)dev);
intel_setup_overlay(dev);
+
+ if (IS_PINEVIEW(dev) && !intel_get_cxsr_latency(IS_PINEVIEW_G(dev),
+ dev_priv->fsb_freq,
+ dev_priv->mem_freq))
+ DRM_INFO("failed to find known CxSR latency "
+ "(found fsb freq %d, mem freq %d), disabling CxSR\n",
+ dev_priv->fsb_freq, dev_priv->mem_freq);
}
void intel_modeset_cleanup(struct drm_device *dev)
del_timer_sync(&intel_crtc->idle_timer);
}
- intel_increase_renderclock(dev, false);
del_timer_sync(&dev_priv->idle_timer);
- mutex_unlock(&dev->struct_mutex);
-
if (dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
if (dev_priv->pwrctx) {
+ struct drm_i915_gem_object *obj_priv;
+
+ obj_priv = to_intel_bo(dev_priv->pwrctx);
+ I915_WRITE(PWRCTXA, obj_priv->gtt_offset &~ PWRCTX_EN);
+ I915_READ(PWRCTXA);
i915_gem_object_unpin(dev_priv->pwrctx);
drm_gem_object_unreference(dev_priv->pwrctx);
}
+ if (IS_IRONLAKE_M(dev))
+ ironlake_disable_drps(dev);
+
+ mutex_unlock(&dev->struct_mutex);
+
drm_mode_config_cleanup(dev);
}
-/* current intel driver doesn't take advantage of encoders
- always give back the encoder for the connector
-*/
-struct drm_encoder *intel_best_encoder(struct drm_connector *connector)
+/*
+ * Return which encoder is currently attached for connector.
+ */
+struct drm_encoder *intel_attached_encoder (struct drm_connector *connector)
{
- struct intel_output *intel_output = to_intel_output(connector);
+ struct drm_mode_object *obj;
+ struct drm_encoder *encoder;
+ int i;
+
+ for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
+ if (connector->encoder_ids[i] == 0)
+ break;
- return &intel_output->enc;
+ obj = drm_mode_object_find(connector->dev,
+ connector->encoder_ids[i],
+ DRM_MODE_OBJECT_ENCODER);
+ if (!obj)
+ continue;
+
+ encoder = obj_to_encoder(obj);
+ return encoder;
+ }
+ return NULL;
}
/*
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff