drm/nouveau: Add local 'fb' variables

Add a local 'fb' variable to a few places to get rid of the
'crtc->primary->fb' stuff. Looks neater and helps me with my poor
coccinelle skills later.

Cc: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1479498793-31021-12-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
index 7c6c66f..8286b8f 100644 (file)
--- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
@@ -460,6 +460,7 @@ nv_crtc_mode_set_regs(struct drm_crtc *crtc, struct drm_display_mode * mode)
        struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
        struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index];
        struct nv04_crtc_reg *savep = &nv04_display(dev)->saved_reg.crtc_reg[nv_crtc->index];
+       const struct drm_framebuffer *fb = crtc->primary->fb;
        struct drm_encoder *encoder;
        bool lvds_output = false, tmds_output = false, tv_output = false,
                off_chip_digital = false;
@@ -569,7 +570,7 @@ nv_crtc_mode_set_regs(struct drm_crtc *crtc, struct drm_display_mode * mode)
                regp->CRTC[NV_CIO_CRE_86] = 0x1;
        }
 
-       regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] = (crtc->primary->fb->depth + 1) / 8;
+       regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] = (fb->depth + 1) / 8;
        /* Enable slaved mode (called MODE_TV in nv4ref.h) */
        if (lvds_output || tmds_output || tv_output)
                regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] |= (1 << 7);
@@ -583,7 +584,7 @@ nv_crtc_mode_set_regs(struct drm_crtc *crtc, struct drm_display_mode * mode)
        regp->ramdac_gen_ctrl = NV_PRAMDAC_GENERAL_CONTROL_BPC_8BITS |
                                NV_PRAMDAC_GENERAL_CONTROL_VGA_STATE_SEL |
                                NV_PRAMDAC_GENERAL_CONTROL_PIXMIX_ON;
-       if (crtc->primary->fb->depth == 16)
+       if (fb->depth == 16)
                regp->ramdac_gen_ctrl |= NV_PRAMDAC_GENERAL_CONTROL_ALT_MODE_SEL;
        if (drm->device.info.chipset >= 0x11)
                regp->ramdac_gen_ctrl |= NV_PRAMDAC_GENERAL_CONTROL_PIPE_LONG;

diff --git a/drivers/gpu/drm/nouveau/dispnv04/dfp.c b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
index c2947ef..945607b 100644 (file)
--- a/drivers/gpu/drm/nouveau/dispnv04/dfp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
@@ -290,6 +290,7 @@ static void nv04_dfp_mode_set(struct drm_encoder *encoder,
        struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
        struct drm_display_mode *output_mode = &nv_encoder->mode;
        struct drm_connector *connector = &nv_connector->base;
+       const struct drm_framebuffer *fb = encoder->crtc->primary->fb;
        uint32_t mode_ratio, panel_ratio;
 
        NV_DEBUG(drm, "Output mode on CRTC %d:\n", nv_crtc->index);
@@ -415,7 +416,7 @@ static void nv04_dfp_mode_set(struct drm_encoder *encoder,
        /* Output property. */
        if ((nv_connector->dithering_mode == DITHERING_MODE_ON) ||
            (nv_connector->dithering_mode == DITHERING_MODE_AUTO &&
-            encoder->crtc->primary->fb->depth > connector->display_info.bpc * 3)) {
+            fb->depth > connector->display_info.bpc * 3)) {
                if (drm->device.info.chipset == 0x11)
                        regp->dither = savep->dither | 0x00010000;
                else {