From: Rob Clark <robdcl...@chromium.org>

Introduce a6xx_info where we can stash gen specific stuff without
polluting the toplevel adreno_info struct.

Signed-off-by: Rob Clark <robdcl...@chromium.org>
---
 drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 55 +++++++++++++++++------
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c     |  4 +-
 drivers/gpu/drm/msm/adreno/a6xx_gpu.h     |  9 ++++
 drivers/gpu/drm/msm/adreno/adreno_gpu.h   |  6 ++-
 4 files changed, 58 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c 
b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
index a35d4c112a61..3fb9e249567a 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
@@ -7,6 +7,7 @@
  */
 
 #include "adreno_gpu.h"
+#include "a6xx_gpu.h"
 #include "a6xx.xml.h"
 #include "a6xx_gmu.xml.h"
 
@@ -465,7 +466,9 @@ const struct adreno_info a6xx_gpus[] = {
                .inactive_period = DRM_MSM_INACTIVE_PERIOD,
                .init = a6xx_gpu_init,
                .zapfw = "a610_zap.mdt",
-               .hwcg = a612_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a612_hwcg,
+               },
                /*
                 * There are (at least) three SoCs implementing A610: SM6125
                 * (trinket), SM6115 (bengal) and SM6225 (khaje). Trinket does
@@ -492,6 +495,8 @@ const struct adreno_info a6xx_gpus[] = {
                .inactive_period = DRM_MSM_INACTIVE_PERIOD,
                .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
                .init = a6xx_gpu_init,
+               .a6xx = &(struct a6xx_info) {
+               },
                .speedbins = ADRENO_SPEEDBINS(
                        { 0,   0 },
                        { 169, 1 },
@@ -510,7 +515,9 @@ const struct adreno_info a6xx_gpus[] = {
                .inactive_period = DRM_MSM_INACTIVE_PERIOD,
                .init = a6xx_gpu_init,
                .zapfw = "a615_zap.mdt",
-               .hwcg = a615_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a615_hwcg,
+               },
                .speedbins = ADRENO_SPEEDBINS(
                        { 0,   0 },
                        { 138, 1 },
@@ -529,7 +536,9 @@ const struct adreno_info a6xx_gpus[] = {
                .inactive_period = DRM_MSM_INACTIVE_PERIOD,
                .init = a6xx_gpu_init,
                .zapfw = "a615_zap.mdt",
-               .hwcg = a615_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a615_hwcg,
+               },
                .speedbins = ADRENO_SPEEDBINS(
                        { 0,   0 },
                        { 190, 1 },
@@ -548,7 +557,9 @@ const struct adreno_info a6xx_gpus[] = {
                .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
                .init = a6xx_gpu_init,
                .zapfw = "a615_zap.mdt",
-               .hwcg = a615_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a615_hwcg,
+               },
                .speedbins = ADRENO_SPEEDBINS(
                        { 0,   0 },
                        { 120, 4 },
@@ -572,7 +583,9 @@ const struct adreno_info a6xx_gpus[] = {
                .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
                .init = a6xx_gpu_init,
                .zapfw = "a630_zap.mdt",
-               .hwcg = a630_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a630_hwcg,
+               },
        }, {
                .chip_ids = ADRENO_CHIP_IDS(0x06040001),
                .family = ADRENO_6XX_GEN2,
@@ -586,7 +599,9 @@ const struct adreno_info a6xx_gpus[] = {
                .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
                .init = a6xx_gpu_init,
                .zapfw = "a640_zap.mdt",
-               .hwcg = a640_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a640_hwcg,
+               },
                .speedbins = ADRENO_SPEEDBINS(
                        { 0, 0 },
                        { 1, 1 },
@@ -605,7 +620,9 @@ const struct adreno_info a6xx_gpus[] = {
                        ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a650_zap.mdt",
-               .hwcg = a650_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a650_hwcg,
+               },
                .address_space_size = SZ_16G,
                .speedbins = ADRENO_SPEEDBINS(
                        { 0, 0 },
@@ -627,7 +644,9 @@ const struct adreno_info a6xx_gpus[] = {
                        ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a660_zap.mdt",
-               .hwcg = a660_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a660_hwcg,
+               },
                .address_space_size = SZ_16G,
        }, {
                .chip_ids = ADRENO_CHIP_IDS(0x06030500),
@@ -642,7 +661,9 @@ const struct adreno_info a6xx_gpus[] = {
                        ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a660_zap.mbn",
-               .hwcg = a660_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a660_hwcg,
+               },
                .address_space_size = SZ_16G,
                .speedbins = ADRENO_SPEEDBINS(
                        { 0,   0 },
@@ -663,7 +684,9 @@ const struct adreno_info a6xx_gpus[] = {
                .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
                .init = a6xx_gpu_init,
                .zapfw = "a640_zap.mdt",
-               .hwcg = a640_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a640_hwcg,
+               },
        }, {
                .chip_ids = ADRENO_CHIP_IDS(0x06090000),
                .family = ADRENO_6XX_GEN4,
@@ -677,7 +700,9 @@ const struct adreno_info a6xx_gpus[] = {
                        ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a690_zap.mdt",
-               .hwcg = a690_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a690_hwcg,
+               },
                .address_space_size = SZ_16G,
        }, {
                /* sentinal */
@@ -822,7 +847,9 @@ const struct adreno_info a7xx_gpus[] = {
                          ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a730_zap.mdt",
-               .hwcg = a730_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a730_hwcg,
+               },
                .address_space_size = SZ_16G,
        }, {
                .chip_ids = ADRENO_CHIP_IDS(0x43050a01), /* "C510v2" */
@@ -837,7 +864,9 @@ const struct adreno_info a7xx_gpus[] = {
                          ADRENO_QUIRK_HAS_HW_APRIV,
                .init = a6xx_gpu_init,
                .zapfw = "a740_zap.mdt",
-               .hwcg = a740_hwcg,
+               .a6xx = &(struct a6xx_info) {
+                       .hwcg = a740_hwcg,
+               },
                .address_space_size = SZ_16G,
        }, {
                /* sentinal */
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c 
b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index e0414d0753ad..a064eb42eedd 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -403,7 +403,7 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state)
        unsigned int i;
        u32 val, clock_cntl_on, cgc_mode;
 
-       if (!adreno_gpu->info->hwcg)
+       if (!adreno_gpu->info->a6xx->hwcg)
                return;
 
        if (adreno_is_a630(adreno_gpu))
@@ -434,7 +434,7 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state)
        if (!adreno_is_a610(adreno_gpu) && !adreno_is_a7xx(adreno_gpu))
                gmu_rmw(gmu, REG_A6XX_GPU_GMU_GX_SPTPRAC_CLOCK_CONTROL, 1, 0);
 
-       for (i = 0; (reg = &adreno_gpu->info->hwcg[i], reg->offset); i++)
+       for (i = 0; (reg = &adreno_gpu->info->a6xx->hwcg[i], reg->offset); i++)
                gpu_write(gpu, reg->offset, state ? reg->value : 0);
 
        /* Enable SP clock */
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h 
b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
index 34822b080759..1840c1f3308e 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -12,6 +12,15 @@
 
 extern bool hang_debug;
 
+/**
+ * struct a6xx_info - a6xx specific information from device table
+ *
+ * @hwcg: hw clock gating register sequence
+ */
+struct a6xx_info {
+       const struct adreno_reglist *hwcg;
+};
+
 struct a6xx_gpu {
        struct adreno_gpu base;
 
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h 
b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 5d094c5ec363..cba53203de98 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -81,6 +81,8 @@ struct adreno_speedbin {
        uint16_t speedbin;
 };
 
+struct a6xx_info;
+
 struct adreno_info {
        const char *machine;
        /**
@@ -97,7 +99,9 @@ struct adreno_info {
        struct msm_gpu *(*init)(struct drm_device *dev);
        const char *zapfw;
        u32 inactive_period;
-       const struct adreno_reglist *hwcg;
+       union {
+               const struct a6xx_info *a6xx;
+       };
        u64 address_space_size;
        /**
         * @speedbins: Optional table of fuse to speedbin mappings
-- 
2.42.0

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