[Intel-gfx] [PATCH 04/10] drm/i915/uc: Move intel_uc_fw_fetch() to intel_uc.c
Arkadiusz Hiler
arkadiusz.hiler at intel.com
Thu Mar 2 16:38:25 UTC 2017
On Thu, Mar 02, 2017 at 04:36:05PM +0000, Chris Wilson wrote:
> On Thu, Mar 02, 2017 at 05:03:48PM +0100, Arkadiusz Hiler wrote:
> > The file fits better.
> >
> > Additionally rename it to intel_uc_prepare_fw(), as the function does
> > more than simple fetch.
> >
> > v2: remove second declaration, reorder (M. Wajdeczko)
> >
> > Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>
> > Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler at intel.com>
> > ---
> > drivers/gpu/drm/i915/intel_guc_loader.c | 137 +-------------------------------
> > drivers/gpu/drm/i915/intel_huc.c | 2 +-
> > drivers/gpu/drm/i915/intel_uc.c | 135 +++++++++++++++++++++++++++++++
> > drivers/gpu/drm/i915/intel_uc.h | 4 +-
> > 4 files changed, 139 insertions(+), 139 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c
> > index 9f09e26..20e3337 100644
> > --- a/drivers/gpu/drm/i915/intel_guc_loader.c
> > +++ b/drivers/gpu/drm/i915/intel_guc_loader.c
> > @@ -26,7 +26,6 @@
> > * Dave Gordon <david.s.gordon at intel.com>
> > * Alex Dai <yu.dai at intel.com>
> > */
> > -#include <linux/firmware.h>
> > #include "i915_drv.h"
> > #include "intel_uc.h"
> >
> > +void intel_uc_prepare_fw(struct drm_i915_private *dev_priv,
> > + struct intel_uc_fw *uc_fw)
> > +{
> > + struct pci_dev *pdev = dev_priv->drm.pdev;
> > + struct drm_i915_gem_object *obj;
> > + const struct firmware *fw = NULL;
> > + struct uc_css_header *css;
> > + size_t size;
> > + int err;
>
> ...
>
> > +
> > + mutex_lock(&dev_priv->drm.struct_mutex);
> > + obj = i915_gem_object_create_from_data(dev_priv, fw->data, fw->size);
> > + mutex_unlock(&dev_priv->drm.struct_mutex);
> > + if (IS_ERR_OR_NULL(obj)) {
> > + err = obj ? PTR_ERR(obj) : -ENOMEM;
> > + goto fail;
> > + }
> > +
> > + uc_fw->obj = obj;
> > + uc_fw->size = fw->size;
> > +
> > + DRM_DEBUG_DRIVER("uC fw fetch status SUCCESS, obj %p\n",
> > + uc_fw->obj);
> > +
> > + release_firmware(fw);
> > + uc_fw->fetch_status = INTEL_UC_FIRMWARE_SUCCESS;
> > + return;
> > +
> > +fail:
> > + DRM_WARN("Failed to fetch valid uC firmware from %s (error %d)\n",
> > + uc_fw->path, err);
> > + DRM_DEBUG_DRIVER("uC fw fetch status FAIL; err %d, fw %p, obj %p\n",
> > + err, fw, uc_fw->obj);
> > +
> > + obj = fetch_and_zero(&uc_fw->obj);
> > + if (obj)
> > + i915_gem_object_put(obj);
>
> I missed whether you fixed this in later patches, but uc_fw->obj can
> never be set at this point.
Sorry, it had eluded me. Onto it, thanks.
--
Cheers,
Arek
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