diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dmc.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 560574dd929a..5e9c0b509034 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -395,6 +395,7 @@ static u32 parse_dmc_fw_header(struct intel_dmc *dmc, const struct intel_dmc_header_base *dmc_header, size_t rem_size) { + struct drm_i915_private *i915 = container_of(dmc, typeof(*i915), dmc); unsigned int header_len_bytes, dmc_header_size, payload_size, i; const u32 *mmioaddr, *mmiodata; u32 mmio_count, mmio_count_max; @@ -439,28 +440,28 @@ static u32 parse_dmc_fw_header(struct intel_dmc *dmc, header_len_bytes = dmc_header->header_len; dmc_header_size = sizeof(*v1); } else { - DRM_ERROR("Unknown DMC fw header version: %u\n", - dmc_header->header_ver); + drm_err(&i915->drm, "Unknown DMC fw header version: %u\n", + dmc_header->header_ver); return 0; } if (header_len_bytes != dmc_header_size) { - DRM_ERROR("DMC firmware has wrong dmc header length " - "(%u bytes)\n", header_len_bytes); + drm_err(&i915->drm, "DMC firmware has wrong dmc header length " + "(%u bytes)\n", header_len_bytes); return 0; } /* Cache the dmc header info. */ if (mmio_count > mmio_count_max) { - DRM_ERROR("DMC firmware has wrong mmio count %u\n", mmio_count); + drm_err(&i915->drm, "DMC firmware has wrong mmio count %u\n", mmio_count); return 0; } for (i = 0; i < mmio_count; i++) { if (mmioaddr[i] < DMC_MMIO_START_RANGE || mmioaddr[i] > DMC_MMIO_END_RANGE) { - DRM_ERROR("DMC firmware has wrong mmio address 0x%x\n", - mmioaddr[i]); + drm_err(&i915->drm, "DMC firmware has wrong mmio address 0x%x\n", + mmioaddr[i]); return 0; } dmc->mmioaddr[i] = _MMIO(mmioaddr[i]); @@ -476,16 +477,14 @@ static u32 parse_dmc_fw_header(struct intel_dmc *dmc, goto error_truncated; if (payload_size > dmc->max_fw_size) { - DRM_ERROR("DMC FW too big (%u bytes)\n", payload_size); + drm_err(&i915->drm, "DMC FW too big (%u bytes)\n", payload_size); return 0; } dmc->dmc_fw_size = dmc_header->fw_size; dmc->dmc_payload = kmalloc(payload_size, GFP_KERNEL); - if (!dmc->dmc_payload) { - DRM_ERROR("Memory allocation failed for dmc payload\n"); + if (!dmc->dmc_payload) return 0; - } payload = (u8 *)(dmc_header) + header_len_bytes; memcpy(dmc->dmc_payload, payload, payload_size); @@ -493,7 +492,7 @@ static u32 parse_dmc_fw_header(struct intel_dmc *dmc, return header_len_bytes + payload_size; error_truncated: - DRM_ERROR("Truncated DMC firmware, refusing.\n"); + drm_err(&i915->drm, "Truncated DMC firmware, refusing.\n"); return 0; } @@ -503,6 +502,7 @@ parse_dmc_fw_package(struct intel_dmc *dmc, const struct stepping_info *si, size_t rem_size) { + struct drm_i915_private *i915 = container_of(dmc, typeof(*i915), dmc); u32 package_size = sizeof(struct intel_package_header); u32 num_entries, max_entries, dmc_offset; const struct intel_fw_info *fw_info; @@ -515,8 +515,8 @@ parse_dmc_fw_package(struct intel_dmc *dmc, } else if (package_header->header_ver == 2) { max_entries = PACKAGE_V2_MAX_FW_INFO_ENTRIES; } else { - DRM_ERROR("DMC firmware has unknown header version %u\n", - package_header->header_ver); + drm_err(&i915->drm, "DMC firmware has unknown header version %u\n", + package_header->header_ver); return 0; } @@ -529,8 +529,8 @@ parse_dmc_fw_package(struct intel_dmc *dmc, goto error_truncated; if (package_header->header_len * 4 != package_size) { - DRM_ERROR("DMC firmware has wrong package header length " - "(%u bytes)\n", package_size); + drm_err(&i915->drm, "DMC firmware has wrong package header length " + "(%u bytes)\n", package_size); return 0; } @@ -543,8 +543,8 @@ parse_dmc_fw_package(struct intel_dmc *dmc, dmc_offset = find_dmc_fw_offset(fw_info, num_entries, si, package_header->header_ver); if (dmc_offset == DMC_DEFAULT_FW_OFFSET) { - DRM_ERROR("DMC firmware not supported for %c stepping\n", - si->stepping); + drm_err(&i915->drm, "DMC firmware not supported for %c stepping\n", + si->stepping); return 0; } @@ -552,7 +552,7 @@ parse_dmc_fw_package(struct intel_dmc *dmc, return package_size + dmc_offset * 4; error_truncated: - DRM_ERROR("Truncated DMC firmware, refusing.\n"); + drm_err(&i915->drm, "Truncated DMC firmware, refusing.\n"); return 0; } @@ -561,22 +561,24 @@ static u32 parse_dmc_fw_css(struct intel_dmc *dmc, struct intel_css_header *css_header, size_t rem_size) { + struct drm_i915_private *i915 = container_of(dmc, typeof(*i915), dmc); + if (rem_size < sizeof(struct intel_css_header)) { - DRM_ERROR("Truncated DMC firmware, refusing.\n"); + drm_err(&i915->drm, "Truncated DMC firmware, refusing.\n"); return 0; } if (sizeof(struct intel_css_header) != (css_header->header_len * 4)) { - DRM_ERROR("DMC firmware has wrong CSS header length " - "(%u bytes)\n", - (css_header->header_len * 4)); + drm_err(&i915->drm, "DMC firmware has wrong CSS header length " + "(%u bytes)\n", + (css_header->header_len * 4)); return 0; } if (dmc->required_version && css_header->version != dmc->required_version) { - DRM_INFO("Refusing to load DMC firmware v%u.%u," + drm_info(&i915->drm, "Refusing to load DMC firmware v%u.%u," " please use v%u.%u\n", DMC_VERSION_MAJOR(css_header->version), DMC_VERSION_MINOR(css_header->version), |