[PATCH v8 05/12] drm/msm/a6xx: Add a pwrup_list field to a6xx_info

From: Antonino Maniscalco
Date: Thu Oct 03 2024 - 12:14:12 EST


Add a field to contain the pwup_reglist needed for preemption.

Signed-off-by: Antonino Maniscalco <antomani103@xxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 26 ++++++++++++++++++++++++++
drivers/gpu/drm/msm/adreno/a6xx_gpu.h | 2 ++
drivers/gpu/drm/msm/adreno/adreno_gpu.h | 13 +++++++++++++
3 files changed, 41 insertions(+)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
index 316f23ca91671d973797f2a5b69344f376707325..e4d271fa89cc66f188be04206e267fabd83cca83 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
@@ -1150,6 +1150,28 @@ static const u32 a730_protect_regs[] = {
};
DECLARE_ADRENO_PROTECT(a730_protect, 48);

+static const uint32_t a7xx_pwrup_reglist_regs[] = {
+ REG_A6XX_UCHE_TRAP_BASE,
+ REG_A6XX_UCHE_TRAP_BASE + 1,
+ REG_A6XX_UCHE_WRITE_THRU_BASE,
+ REG_A6XX_UCHE_WRITE_THRU_BASE + 1,
+ REG_A6XX_UCHE_GMEM_RANGE_MIN,
+ REG_A6XX_UCHE_GMEM_RANGE_MIN + 1,
+ REG_A6XX_UCHE_GMEM_RANGE_MAX,
+ REG_A6XX_UCHE_GMEM_RANGE_MAX + 1,
+ REG_A6XX_UCHE_CACHE_WAYS,
+ REG_A6XX_UCHE_MODE_CNTL,
+ REG_A6XX_RB_NC_MODE_CNTL,
+ REG_A6XX_RB_CMP_DBG_ECO_CNTL,
+ REG_A7XX_GRAS_NC_MODE_CNTL,
+ REG_A6XX_RB_CONTEXT_SWITCH_GMEM_SAVE_RESTORE,
+ REG_A6XX_UCHE_GBIF_GX_CONFIG,
+ REG_A6XX_UCHE_CLIENT_PF,
+ REG_A6XX_TPL1_DBG_ECO_CNTL1,
+};
+
+DECLARE_ADRENO_REGLIST_LIST(a7xx_pwrup_reglist);
+
static const struct adreno_info a7xx_gpus[] = {
{
.chip_ids = ADRENO_CHIP_IDS(0x07000200),
@@ -1188,6 +1210,7 @@ static const struct adreno_info a7xx_gpus[] = {
.a6xx = &(const struct a6xx_info) {
.hwcg = a730_hwcg,
.protect = &a730_protect,
+ .pwrup_reglist = &a7xx_pwrup_reglist,
},
.address_space_size = SZ_16G,
.preempt_record_size = 2860 * SZ_1K,
@@ -1207,6 +1230,7 @@ static const struct adreno_info a7xx_gpus[] = {
.a6xx = &(const struct a6xx_info) {
.hwcg = a740_hwcg,
.protect = &a730_protect,
+ .pwrup_reglist = &a7xx_pwrup_reglist,
.gmu_chipid = 0x7020100,
},
.address_space_size = SZ_16G,
@@ -1226,6 +1250,7 @@ static const struct adreno_info a7xx_gpus[] = {
.a6xx = &(const struct a6xx_info) {
.hwcg = a740_hwcg,
.protect = &a730_protect,
+ .pwrup_reglist = &a7xx_pwrup_reglist,
.gmu_chipid = 0x7050001,
},
.address_space_size = SZ_256G,
@@ -1245,6 +1270,7 @@ static const struct adreno_info a7xx_gpus[] = {
.zapfw = "gen70900_zap.mbn",
.a6xx = &(const struct a6xx_info) {
.protect = &a730_protect,
+ .pwrup_reglist = &a7xx_pwrup_reglist,
.gmu_chipid = 0x7090100,
},
.address_space_size = SZ_16G,
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
index e3e5c53ae8af2cc59a21160f05c59fd125cb94b1..2f5f307ac3b6845197b06ca3754abc88d698007c 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -17,10 +17,12 @@ extern bool hang_debug;
*
* @hwcg: hw clock gating register sequence
* @protect: CP_PROTECT settings
+ * @pwrup_reglist pwrup reglist for preemption
*/
struct a6xx_info {
const struct adreno_reglist *hwcg;
const struct adreno_protect *protect;
+ const struct adreno_reglist_list *pwrup_reglist;
u32 gmu_chipid;
};

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 6b1888280a83e6288c4b071733d5d6097afe3a99..58c63d0fbbff9818393fc62ee3cf2703365bec23 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -157,6 +157,19 @@ static const struct adreno_protect name = { \
.count_max = __count_max, \
};

+struct adreno_reglist_list {
+ /** @reg: List of register **/
+ const u32 *regs;
+ /** @count: Number of registers in the list **/
+ u32 count;
+};
+
+#define DECLARE_ADRENO_REGLIST_LIST(name) \
+static const struct adreno_reglist_list name = { \
+ .regs = name ## _regs, \
+ .count = ARRAY_SIZE(name ## _regs), \
+};
+
struct adreno_gpu {
struct msm_gpu base;
const struct adreno_info *info;

--
2.46.1