[Intel-gfx] [PATCH 12/13] drm/i915/dsb: Define more DSB registers

Ville Syrjala ville.syrjala at linux.intel.com
Fri Dec 16 00:38:09 UTC 2022


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Add definitions for more DSB registers. Less annoying spec
trawling when working on the DSB code.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h | 50 +++++++++++++++++++++++++++++++--
 1 file changed, 48 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ed989e749635..3b0d07880c30 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -8103,8 +8103,54 @@ enum skl_power_gate {
 #define DSB_HEAD(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x0)
 #define DSB_TAIL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x4)
 #define DSB_CTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x8)
-#define   DSB_ENABLE			(1 << 31)
-#define   DSB_STATUS_BUSY		(1 << 0)
+#define   DSB_ENABLE			REG_BIT(31)
+#define   DSB_BUF_REITERATE		REG_BIT(29)
+#define   DSB_WAIT_FOR_VBLANK		REG_BIT(28)
+#define   DSB_WAIT_FOR_LINE_IN		REG_BIT(27)
+#define   DSB_HALT			REG_BIT(16)
+#define   DSB_NON_POSTED		REG_BIT(8)
+#define   DSB_STATUS_BUSY		REG_BIT(0)
+#define DSB_MMIOCTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0xc)
+#define   DSB_MMIO_DEAD_CLOCKS_ENABLE	REG_BIT(31)
+#define   DSB_MMIO_DEAD_CLOCKS_COUNT_MASK	REG_GENMASK(15, 8)
+#define   DSB_MMIO_DEAD_CLOCKS_COUNT(x)	REG_FIELD_PREP(DSB_MMIO_DEAD_CLOCK_COUNT_MASK, (x))
+#define   DSB_MMIO_CYCLES_MASK		REG_GENMASK(7, 0)
+#define   DSB_MMIO_CYCLES(x)		REG_FIELD_PREP(DSB_MMIO_CYCLES_MASK, (x))
+#define DSB_POLLFUNC(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x10)
+#define   DSB_POLL_ENABLE		REG_BIT(31)
+#define   DSB_POLL_WAIT_MASK		REG_GENMASK(30, 23)
+#define   DSB_POLL_WAIT(x)		REG_FIELD_PREP(DSB_POLL_WAIT_MASK, (x)) /* usec */
+#define   DSB_POLL_COUNT_MASK		REG_GENMASK(22, 15)
+#define   DSB_POLL_COUNT(x)		REG_FIELD_PREP(DSB_POLL_COUNT_MASK, (x))
+#define DSB_DEBUG(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x14)
+#define DSB_POLLMASK(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x1c)
+#define DSB_STATUS(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x24)
+#define DSB_INTERRUPT(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x28)
+#define   DSB_ATS_FAULT_INT_EN		REG_BIT(20)
+#define   DSB_GTT_FAULT_INT_EN		REG_BIT(19)
+#define   DSB_RSPTIMEOUT_INT_EN		REG_BIT(18)
+#define   DSB_POLL_ERR_INT_EN		REG_BIT(17)
+#define   DSB_PROG_INT_EN		REG_BIT(16)
+#define   DSB_ATS_FAULT_INT_STATUS	REG_BIT(4)
+#define   DSB_GTT_FAULT_INT_STATUS	REG_BIT(3)
+#define   DSB_RSPTIMEOUT_INT_STATUS	REG_BIT(2)
+#define   DSB_POLL_ERR_INT_STATUS	REG_BIT(1)
+#define   DSB_PROG_INT_STATUS		REG_BIT(0)
+#define DSB_CURRENT_HEAD(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x2c)
+#define DSB_RM_TIMEOUT(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x30)
+#define   DSB_RM_CLAIM_TIMEOUT		REG_BIT(31)
+#define   DSB_RM_READY_TIMEOUT		REG_BIT(30)
+#define   DSB_RM_CLAIM_TIMEOUT_COUNT_MASK	REG_GENMASK(23, 16)
+#define   DSB_RM_CLAIM_TIMEOUT_COUNT(x)	REG_FIELD_PREP(DSB_RM_CLAIM_TIMEOUT_COUNT_MASK, (x)) /* clocks */
+#define   DSB_RM_READY_TIMEOUT_VALUE_MASK	REG_GENMASK(15, 0)
+#define   DSB_RM_READY_TIMEOUT_VALUE(x)	REG_FIELD_PREP(DSB_RM_READY_TIMEOUT_VALUE, (x)) /* usec */
+#define DSB_RMTIMEOUTREG_CAPTURE(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x34)
+#define DSB_PMCTRL(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x38)
+#define DSB_PMCTRL_2(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0x3c)
+#define DSB_PF_LN_LOWER(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x40)
+#define DSB_PF_LN_UPPER(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x44)
+#define DSB_BUFRPT_CNT(pipe, id)	_MMIO(DSBSL_INSTANCE(pipe, id) + 0x48)
+#define DSB_CHICKEN(pipe, id)		_MMIO(DSBSL_INSTANCE(pipe, id) + 0xf0)
 
 #define CLKREQ_POLICY			_MMIO(0x101038)
 #define  CLKREQ_POLICY_MEM_UP_OVRD	REG_BIT(1)
-- 
2.37.4



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