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drm/i915: Introduce HAS_64BIT_RELOC 

Move has_64bit_reloc into dev_priv->info. This will make it visible
in the feature listing debug output.

v2:
- Keep the struct member to keep GCC fragile but happy (Chris)
v3:
- More detailed commit message (Chris)
- Include forgotten CHV and BXT (Chris)

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1478162386-5018-1-git-send-email-joonas.lahtinen@linux.intel.com
This commit is contained in:
Joonas Lahtinen 2016-11-03 10:39:46 +02:00
parent c8247c0671
commit dfc5148fb3
4 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/i915/i915_drv.h
View File

@ -670,6 +670,7 @@ struct intel_csr {
func(is_kabylake); \
func(is_preliminary); \
/* Keep has_* in alphabetical order */ \
func(has_64bit_reloc); \
func(has_csr); \
func(has_ddi); \
func(has_dp_mst); \
@ -2917,6 +2918,8 @@ struct drm_i915_cmd_table {
#define HAS_CSR(dev) (INTEL_INFO(dev)->has_csr)
#define HAS_RUNTIME_PM(dev_priv) ((dev_priv)->info.has_runtime_pm)
#define HAS_64BIT_RELOC(dev_priv) ((dev_priv)->info.has_64bit_reloc)
/*
* For now, anything with a GuC requires uCode loading, and then supports
* command submission once loaded. But these are logically independent

3
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -331,7 +331,8 @@ static void reloc_cache_init(struct reloc_cache *cache,
cache->page = -1;
cache->vaddr = 0;
cache->i915 = i915;
cache->use_64bit_reloc = INTEL_GEN(cache->i915) >= 8;
/* Must be a variable in the struct to allow GCC to unroll. */
cache->use_64bit_reloc = HAS_64BIT_RELOC(i915);
cache->node.allocated = false;
}

3
drivers/gpu/drm/i915/i915_gem_render_state.c
View File

@ -74,7 +74,6 @@ static int render_state_setup(struct intel_render_state *so,
struct drm_i915_private *i915)
{
const struct intel_renderstate_rodata *rodata = so->rodata;
const bool has_64bit_reloc = INTEL_GEN(i915) >= 8;
struct drm_i915_gem_object *obj = so->vma->obj;
unsigned int i = 0, reloc_index = 0;
unsigned int needs_clflush;
@ -93,7 +92,7 @@ static int render_state_setup(struct intel_render_state *so,
if (i * 4 == rodata->reloc[reloc_index]) {
u64 r = s + so->vma->node.start;
s = lower_32_bits(r);
if (has_64bit_reloc) {
if (HAS_64BIT_RELOC(i915)) {
if (i + 1 >= rodata->batch_items ||
rodata->batch[i + 1] != 0)
goto err;

5
drivers/gpu/drm/i915/i915_pci.c
View File

@ -288,7 +288,8 @@ static const struct intel_device_info intel_haswell_info = {
#define BDW_FEATURES \
HSW_FEATURES, \
BDW_COLORS, \
.has_logical_ring_contexts = 1
.has_logical_ring_contexts = 1, \
.has_64bit_reloc = 1
static const struct intel_device_info intel_broadwell_info = {
BDW_FEATURES,
@ -308,6 +309,7 @@ static const struct intel_device_info intel_cherryview_info = {
.has_hotplug = 1,
.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
.is_cherryview = 1,
.has_64bit_reloc = 1,
.has_psr = 1,
.has_runtime_pm = 1,
.has_resource_streamer = 1,
@ -347,6 +349,7 @@ static const struct intel_device_info intel_broxton_info = {
.has_hotplug = 1,
.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
.num_pipes = 3,
.has_64bit_reloc = 1,
.has_ddi = 1,
.has_fpga_dbg = 1,
.has_fbc = 1,