diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-novatek-nt35950.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/panel/panel-orisetech-otm8009a.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_pool.c | 30 |
3 files changed, 21 insertions, 21 deletions
diff --git a/drivers/gpu/drm/panel/panel-novatek-nt35950.c b/drivers/gpu/drm/panel/panel-novatek-nt35950.c index abf752b36a52..8b108ac80b55 100644 --- a/drivers/gpu/drm/panel/panel-novatek-nt35950.c +++ b/drivers/gpu/drm/panel/panel-novatek-nt35950.c @@ -585,8 +585,12 @@ static int nt35950_probe(struct mipi_dsi_device *dsi) DRM_MODE_CONNECTOR_DSI); ret = drm_panel_of_backlight(&nt->panel); - if (ret) + if (ret) { + if (num_dsis == 2) + mipi_dsi_device_unregister(nt->dsi[1]); + return dev_err_probe(dev, ret, "Failed to get backlight\n"); + } drm_panel_add(&nt->panel); @@ -602,6 +606,10 @@ static int nt35950_probe(struct mipi_dsi_device *dsi) ret = mipi_dsi_attach(nt->dsi[i]); if (ret < 0) { + /* If we fail to attach to either host, we're done */ + if (num_dsis == 2) + mipi_dsi_device_unregister(nt->dsi[1]); + return dev_err_probe(dev, ret, "Cannot attach to DSI%d host.\n", i); } diff --git a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c index b4729a94c34a..898b892f1143 100644 --- a/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c +++ b/drivers/gpu/drm/panel/panel-orisetech-otm8009a.c @@ -471,7 +471,7 @@ static int otm8009a_probe(struct mipi_dsi_device *dsi) DRM_MODE_CONNECTOR_DSI); ctx->bl_dev = devm_backlight_device_register(dev, dev_name(dev), - dsi->host->dev, ctx, + dev, ctx, &otm8009a_backlight_ops, NULL); if (IS_ERR(ctx->bl_dev)) { diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c index 18c342a919a2..dfce896c4bae 100644 --- a/drivers/gpu/drm/ttm/ttm_pool.c +++ b/drivers/gpu/drm/ttm/ttm_pool.c @@ -47,11 +47,6 @@ #include "ttm_module.h" -#define TTM_MAX_ORDER (PMD_SHIFT - PAGE_SHIFT) -#define __TTM_DIM_ORDER (TTM_MAX_ORDER + 1) -/* Some architectures have a weird PMD_SHIFT */ -#define TTM_DIM_ORDER (__TTM_DIM_ORDER <= MAX_ORDER ? __TTM_DIM_ORDER : MAX_ORDER) - /** * struct ttm_pool_dma - Helper object for coherent DMA mappings * @@ -70,11 +65,11 @@ module_param(page_pool_size, ulong, 0644); static atomic_long_t allocated_pages; -static struct ttm_pool_type global_write_combined[TTM_DIM_ORDER]; -static struct ttm_pool_type global_uncached[TTM_DIM_ORDER]; +static struct ttm_pool_type global_write_combined[MAX_ORDER]; +static struct ttm_pool_type global_uncached[MAX_ORDER]; -static struct ttm_pool_type global_dma32_write_combined[TTM_DIM_ORDER]; -static struct ttm_pool_type global_dma32_uncached[TTM_DIM_ORDER]; +static struct ttm_pool_type global_dma32_write_combined[MAX_ORDER]; +static struct ttm_pool_type global_dma32_uncached[MAX_ORDER]; static spinlock_t shrinker_lock; static struct list_head shrinker_list; @@ -449,7 +444,7 @@ int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt, else gfp_flags |= GFP_HIGHUSER; - for (order = min_t(unsigned int, TTM_MAX_ORDER, __fls(num_pages)); + for (order = min_t(unsigned int, MAX_ORDER - 1, __fls(num_pages)); num_pages; order = min_t(unsigned int, order, __fls(num_pages))) { struct ttm_pool_type *pt; @@ -568,7 +563,7 @@ void ttm_pool_init(struct ttm_pool *pool, struct device *dev, if (use_dma_alloc) { for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) - for (j = 0; j < TTM_DIM_ORDER; ++j) + for (j = 0; j < MAX_ORDER; ++j) ttm_pool_type_init(&pool->caching[i].orders[j], pool, i, j); } @@ -588,7 +583,7 @@ void ttm_pool_fini(struct ttm_pool *pool) if (pool->use_dma_alloc) { for (i = 0; i < TTM_NUM_CACHING_TYPES; ++i) - for (j = 0; j < TTM_DIM_ORDER; ++j) + for (j = 0; j < MAX_ORDER; ++j) ttm_pool_type_fini(&pool->caching[i].orders[j]); } @@ -642,7 +637,7 @@ static void ttm_pool_debugfs_header(struct seq_file *m) unsigned int i; seq_puts(m, "\t "); - for (i = 0; i < TTM_DIM_ORDER; ++i) + for (i = 0; i < MAX_ORDER; ++i) seq_printf(m, " ---%2u---", i); seq_puts(m, "\n"); } @@ -653,7 +648,7 @@ static void ttm_pool_debugfs_orders(struct ttm_pool_type *pt, { unsigned int i; - for (i = 0; i < TTM_DIM_ORDER; ++i) + for (i = 0; i < MAX_ORDER; ++i) seq_printf(m, " %8u", ttm_pool_type_count(&pt[i])); seq_puts(m, "\n"); } @@ -756,16 +751,13 @@ int ttm_pool_mgr_init(unsigned long num_pages) { unsigned int i; - BUILD_BUG_ON(TTM_DIM_ORDER > MAX_ORDER); - BUILD_BUG_ON(TTM_DIM_ORDER < 1); - if (!page_pool_size) page_pool_size = num_pages; spin_lock_init(&shrinker_lock); INIT_LIST_HEAD(&shrinker_list); - for (i = 0; i < TTM_DIM_ORDER; ++i) { + for (i = 0; i < MAX_ORDER; ++i) { ttm_pool_type_init(&global_write_combined[i], NULL, ttm_write_combined, i); ttm_pool_type_init(&global_uncached[i], NULL, ttm_uncached, i); @@ -798,7 +790,7 @@ void ttm_pool_mgr_fini(void) { unsigned int i; - for (i = 0; i < TTM_DIM_ORDER; ++i) { + for (i = 0; i < MAX_ORDER; ++i) { ttm_pool_type_fini(&global_write_combined[i]); ttm_pool_type_fini(&global_uncached[i]); |