aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/i915_reg.h
diff options
context:
space:
mode:
authorMichał Winiarski <michal.winiarski@intel.com>2019-09-26 12:06:33 +0200
committerChris Wilson <chris@chris-wilson.co.uk>2019-09-26 22:11:04 +0100
commit74b2089a105f43c33d2f2124bd03d1085fe7c9fc (patch)
treeac3263f213fc170e682a6f28caa0077ff9363cec /drivers/gpu/drm/i915/i915_reg.h
parentdrm/i915/perf: Fix use of kernel-doc format in structure members (diff)
downloadlinux-dev-74b2089a105f43c33d2f2124bd03d1085fe7c9fc.tar.xz
linux-dev-74b2089a105f43c33d2f2124bd03d1085fe7c9fc.zip
drm/i915: Add definitions for MI_MATH command
We can use it in i915 for updating parts of unmasked registers from within a batch. We're also adding Gen8+ versions of CS_GPR registers (aka MI_MATH_REG in the coprocessor). Signed-off-by: Michał Winiarski <michal.winiarski@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20190926100635.9416-4-michal.winiarski@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index e752de9470bd..5e30f1a14624 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2483,6 +2483,10 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
#define RING_WAIT (1 << 11) /* gen3+, PRBx_CTL */
#define RING_WAIT_SEMAPHORE (1 << 10) /* gen6+ */
+/* There are 16 64-bit CS General Purpose Registers per-engine on Gen8+ */
+#define GEN8_RING_CS_GPR(base, n) _MMIO((base) + 0x600 + (n) * 8)
+#define GEN8_RING_CS_GPR_UDW(base, n) _MMIO((base) + 0x600 + (n) * 8 + 4)
+
#define RING_FORCE_TO_NONPRIV(base, i) _MMIO(((base) + 0x4D0) + (i) * 4)
#define RING_FORCE_TO_NONPRIV_ACCESS_RW (0 << 28) /* CFL+ & Gen11+ */
#define RING_FORCE_TO_NONPRIV_ACCESS_RD (1 << 28)