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Short summary of fixes pull (less than what git shortlog provides):

Browse Source 
* drm/vc4: Fix LBM size calculation; Fix high resolutions for hvs5
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Merge tag 'drm-misc-fixes-2021-01-27' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

Short summary of fixes pull (less than what git shortlog provides):

 * drm/vc4: Fix LBM size calculation; Fix high resolutions for hvs5

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/YBEco1Vxeny8U/ca@linux-uq9g
This commit is contained in:
Dave Airlie 2021-01-29 11:32:30 +10:00
commit fb62b7b986
2 changed files with 12 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/vc4/vc4_hvs.c
View File

@ -620,11 +620,11 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
* for now we just allocate globally.
*/
if (!hvs->hvs5)
/* 96kB */
drm_mm_init(&hvs->lbm_mm, 0, 96 * 1024);
/* 48k words of 2x12-bit pixels */
drm_mm_init(&hvs->lbm_mm, 0, 48 * 1024);
else
/* 70k words */
drm_mm_init(&hvs->lbm_mm, 0, 70 * 2 * 1024);
/* 60k words of 4x12-bit pixels */
drm_mm_init(&hvs->lbm_mm, 0, 60 * 1024);
/* Upload filter kernels. We only have the one for now, so we
* keep it around for the lifetime of the driver.

11
drivers/gpu/drm/vc4/vc4_plane.c
View File

@ -437,6 +437,7 @@ static void vc4_write_ppf(struct vc4_plane_state *vc4_state, u32 src, u32 dst)
static u32 vc4_lbm_size(struct drm_plane_state *state)
{
struct vc4_plane_state *vc4_state = to_vc4_plane_state(state);
struct vc4_dev *vc4 = to_vc4_dev(state->plane->dev);
u32 pix_per_line;
u32 lbm;
@ -472,7 +473,11 @@ static u32 vc4_lbm_size(struct drm_plane_state *state)
lbm = pix_per_line * 16;
}
lbm = roundup(lbm, 32);
/* Align it to 64 or 128 (hvs5) bytes */
lbm = roundup(lbm, vc4->hvs->hvs5 ? 128 : 64);
/* Each "word" of the LBM memory contains 2 or 4 (hvs5) pixels */
lbm /= vc4->hvs->hvs5 ? 4 : 2;
return lbm;
}
@ -912,9 +917,9 @@ static int vc4_plane_mode_set(struct drm_plane *plane,
if (!vc4_state->is_unity) {
vc4_dlist_write(vc4_state,
VC4_SET_FIELD(vc4_state->crtc_w,
SCALER_POS1_SCL_WIDTH) |
SCALER5_POS1_SCL_WIDTH) |
VC4_SET_FIELD(vc4_state->crtc_h,
SCALER_POS1_SCL_HEIGHT));
SCALER5_POS1_SCL_HEIGHT));
}
/* Position Word 2: Source Image Size */