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authorChris Wilson <chris@chris-wilson.co.uk>2016-01-13 17:38:15 +0000
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-01-19 11:11:58 +0100
commitcbfc2d26ac7364b45fbc6f5790a043c72c8a2230 (patch)
tree6755ba7f4274bad146c5db7f1bc09fa15d1132b7 /drivers/gpu/drm/i915/intel_csr.c
parentdrm/i915: use hlist_for_each_entry (diff)
downloadlinux-dev-cbfc2d26ac7364b45fbc6f5790a043c72c8a2230.tar.xz
linux-dev-cbfc2d26ac7364b45fbc6f5790a043c72c8a2230.zip
drm/i915: Demote user facing DMC firmware load failure message
This is an expected error given the lack of the firmware so emit it at KERN_NOTICE and not KERN_ERROR. Also include the firmware URL in the user facing message so that the user can investigate and fix the issue on their own, and also explain the consequence in plain language. The complete failure message, including the first line from the firmware loader, becomes i915 0000:00:02.0: Direct firmware load for i915/skl_dmc_ver1.bin failed with error -2 i915 0000:00:02.0: Failed to load DMC firmware [https://01.org/linuxgraphics/intel-linux-graphics-firmwares], disabling runtime power management. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Damien Lespiau <damien.lespiau@intel.com> Cc: Imre Deak <imre.deak@intel.com> Cc: Sunil Kamath <sunil.kamath@intel.com> Cc: Daniel Vetter <daniel.vetter@intel.com> Cc: Animesh Manna <animesh.manna@intel.com> Cc: Jani Nikula <jani.nikula@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1452706695-13518-1-git-send-email-chris@chris-wilson.co.uk Reviewed-by: Damien Lespiau <damien.lespiau@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_csr.c')
-rw-r--r--drivers/gpu/drm/i915/intel_csr.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c
index 3f2850029c17..5c2f9a40c81b 100644
--- a/drivers/gpu/drm/i915/intel_csr.c
+++ b/drivers/gpu/drm/i915/intel_csr.c
@@ -44,6 +44,8 @@
#define I915_CSR_SKL "i915/skl_dmc_ver1.bin"
#define I915_CSR_BXT "i915/bxt_dmc_ver1.bin"
+#define FIRMWARE_URL "https://01.org/linuxgraphics/intel-linux-graphics-firmwares"
+
MODULE_FIRMWARE(I915_CSR_SKL);
MODULE_FIRMWARE(I915_CSR_BXT);
@@ -282,7 +284,7 @@ static uint32_t *parse_csr_fw(struct drm_i915_private *dev_priv,
csr->version < SKL_CSR_VERSION_REQUIRED) {
DRM_INFO("Refusing to load old Skylake DMC firmware v%u.%u,"
" please upgrade to v%u.%u or later"
- " [https://01.org/linuxgraphics/intel-linux-graphics-firmwares].\n",
+ " [" FIRMWARE_URL "].\n",
CSR_VERSION_MAJOR(csr->version),
CSR_VERSION_MINOR(csr->version),
CSR_VERSION_MAJOR(SKL_CSR_VERSION_REQUIRED),
@@ -400,7 +402,10 @@ out:
CSR_VERSION_MAJOR(csr->version),
CSR_VERSION_MINOR(csr->version));
} else {
- DRM_ERROR("Failed to load DMC firmware, disabling rpm\n");
+ dev_notice(dev_priv->dev->dev,
+ "Failed to load DMC firmware"
+ " [" FIRMWARE_URL "],"
+ " disabling runtime power management.\n");
}
release_firmware(fw);