drm/radeon/kms: consolidate crtc count in rdev

Set the number of crtcs in rdev at crtc init and use it
whenever we need the crtc count rather than recalculating
it everytime.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 88113f7..29ae383 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -829,6 +829,7 @@ struct radeon_device {
        struct r600_ih ih; /* r6/700 interrupt ring */
        struct workqueue_struct *wq;
        struct work_struct hotplug_work;
+       int num_crtc; /* number of crtcs */
        struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */
 
        /* audio stuff */

diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 62fe66c..a41ed40 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -831,7 +831,7 @@ static int radeon_modeset_create_props(struct radeon_device *rdev)
 
 int radeon_modeset_init(struct radeon_device *rdev)
 {
-       int num_crtc = 2, i;
+       int i;
        int ret;
 
        drm_mode_config_init(rdev->ddev);
@@ -861,10 +861,12 @@ int radeon_modeset_init(struct radeon_device *rdev)
        }
 
        if (rdev->flags & RADEON_SINGLE_CRTC)
-               num_crtc = 1;
+               rdev->num_crtc = 1;
+       else
+               rdev->num_crtc = 2;
 
        /* allocate crtcs */
-       for (i = 0; i < num_crtc; i++) {
+       for (i = 0; i < rdev->num_crtc; i++) {
                radeon_crtc_init(rdev->ddev, i);
        }
 

diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 66055b3..105c678 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -148,7 +148,6 @@ int radeonfb_create(struct drm_device *dev,
        unsigned long tmp;
        bool fb_tiled = false; /* useful for testing */
        u32 tiling_flags = 0;
-       int crtc_count;
 
        mode_cmd.width = surface_width;
        mode_cmd.height = surface_height;
@@ -239,11 +238,7 @@ int radeonfb_create(struct drm_device *dev,
        rfbdev = info->par;
        rfbdev->helper.funcs = &radeon_fb_helper_funcs;
        rfbdev->helper.dev = dev;
-       if (rdev->flags & RADEON_SINGLE_CRTC)
-               crtc_count = 1;
-       else
-               crtc_count = 2;
-       ret = drm_fb_helper_init_crtc_count(&rfbdev->helper, crtc_count,
+       ret = drm_fb_helper_init_crtc_count(&rfbdev->helper, rdev->num_crtc,
                                            RADEONFB_CONN_LIMIT);
        if (ret)
                goto out_unref;