Merge tag 'renesas-soc-for-v3.13' of git://git.kernel.org/pub/scm/linux/kernel/git...

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / radeon / cik.c

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index a3bba05872769fa77d1561681de9639aae95acf9..adbdb6503b0564b98867d67ac513b0d02f602054 100644 (file)
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -77,6 +77,8 @@ static void cik_pcie_gen3_enable(struct radeon_device *rdev);
 static void cik_program_aspm(struct radeon_device *rdev);
 static void cik_init_pg(struct radeon_device *rdev);
 static void cik_init_cg(struct radeon_device *rdev);
+static void cik_enable_gui_idle_interrupt(struct radeon_device *rdev,
+                                         bool enable);
 
 /* get temperature in millidegrees */
 int ci_get_temp(struct radeon_device *rdev)
@@ -120,20 +122,27 @@ int kv_get_temp(struct radeon_device *rdev)
  */
 u32 cik_pciep_rreg(struct radeon_device *rdev, u32 reg)
 {
+       unsigned long flags;
        u32 r;
 
+       spin_lock_irqsave(&rdev->pciep_idx_lock, flags);
        WREG32(PCIE_INDEX, reg);
        (void)RREG32(PCIE_INDEX);
        r = RREG32(PCIE_DATA);
+       spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags);
        return r;
 }
 
 void cik_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
 {
+       unsigned long flags;
+
+       spin_lock_irqsave(&rdev->pciep_idx_lock, flags);
        WREG32(PCIE_INDEX, reg);
        (void)RREG32(PCIE_INDEX);
        WREG32(PCIE_DATA, v);
        (void)RREG32(PCIE_DATA);
+       spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags);
 }
 
 static const u32 spectre_rlc_save_restore_register_list[] =
@@ -2722,7 +2731,8 @@ static void cik_gpu_init(struct radeon_device *rdev)
                } else if ((rdev->pdev->device == 0x1309) ||
                           (rdev->pdev->device == 0x130A) ||
                           (rdev->pdev->device == 0x130D) ||
-                          (rdev->pdev->device == 0x1313)) {
+                          (rdev->pdev->device == 0x1313) ||
+                          (rdev->pdev->device == 0x131D)) {
                        rdev->config.cik.max_cu_per_sh = 6;
                        rdev->config.cik.max_backends_per_se = 2;
                } else if ((rdev->pdev->device == 0x1306) ||
@@ -4013,6 +4023,8 @@ static int cik_cp_resume(struct radeon_device *rdev)
 {
        int r;
 
+       cik_enable_gui_idle_interrupt(rdev, false);
+
        r = cik_cp_load_microcode(rdev);
        if (r)
                return r;
@@ -4024,6 +4036,8 @@ static int cik_cp_resume(struct radeon_device *rdev)
        if (r)
                return r;
 
+       cik_enable_gui_idle_interrupt(rdev, true);
+
        return 0;
 }
 
@@ -5376,7 +5390,9 @@ static void cik_enable_hdp_ls(struct radeon_device *rdev,
 void cik_update_cg(struct radeon_device *rdev,
                   u32 block, bool enable)
 {
+
        if (block & RADEON_CG_BLOCK_GFX) {
+               cik_enable_gui_idle_interrupt(rdev, false);
                /* order matters! */
                if (enable) {
                        cik_enable_mgcg(rdev, true);
@@ -5385,6 +5401,7 @@ void cik_update_cg(struct radeon_device *rdev,
                        cik_enable_cgcg(rdev, false);
                        cik_enable_mgcg(rdev, false);
                }
+               cik_enable_gui_idle_interrupt(rdev, true);
        }
 
        if (block & RADEON_CG_BLOCK_MC) {
@@ -5541,7 +5558,7 @@ static void cik_enable_gfx_cgpg(struct radeon_device *rdev,
 {
        u32 data, orig;
 
-       if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_CG)) {
+       if (enable && (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG)) {
                orig = data = RREG32(RLC_PG_CNTL);
                data |= GFX_PG_ENABLE;
                if (orig != data)
@@ -5805,7 +5822,7 @@ static void cik_init_pg(struct radeon_device *rdev)
        if (rdev->pg_flags) {
                cik_enable_sck_slowdown_on_pu(rdev, true);
                cik_enable_sck_slowdown_on_pd(rdev, true);
-               if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_CG) {
+               if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
                        cik_init_gfx_cgpg(rdev);
                        cik_enable_cp_pg(rdev, true);
                        cik_enable_gds_pg(rdev, true);
@@ -5819,7 +5836,7 @@ static void cik_fini_pg(struct radeon_device *rdev)
 {
        if (rdev->pg_flags) {
                cik_update_gfx_pg(rdev, false);
-               if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_CG) {
+               if (rdev->pg_flags & RADEON_PG_SUPPORT_GFX_PG) {
                        cik_enable_cp_pg(rdev, false);
                        cik_enable_gds_pg(rdev, false);
                }
@@ -5895,7 +5912,9 @@ static void cik_disable_interrupt_state(struct radeon_device *rdev)
        u32 tmp;
 
        /* gfx ring */
-       WREG32(CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
+       tmp = RREG32(CP_INT_CNTL_RING0) &
+               (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
+       WREG32(CP_INT_CNTL_RING0, tmp);
        /* sdma */
        tmp = RREG32(SDMA0_CNTL + SDMA0_REGISTER_OFFSET) & ~TRAP_ENABLE;
        WREG32(SDMA0_CNTL + SDMA0_REGISTER_OFFSET, tmp);
@@ -6036,8 +6055,7 @@ static int cik_irq_init(struct radeon_device *rdev)
  */
 int cik_irq_set(struct radeon_device *rdev)
 {
-       u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE |
-               PRIV_INSTR_INT_ENABLE | PRIV_REG_INT_ENABLE;
+       u32 cp_int_cntl;
        u32 cp_m1p0, cp_m1p1, cp_m1p2, cp_m1p3;
        u32 cp_m2p0, cp_m2p1, cp_m2p2, cp_m2p3;
        u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
@@ -6058,6 +6076,10 @@ int cik_irq_set(struct radeon_device *rdev)
                return 0;
        }
 
+       cp_int_cntl = RREG32(CP_INT_CNTL_RING0) &
+               (CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
+       cp_int_cntl |= PRIV_INSTR_INT_ENABLE | PRIV_REG_INT_ENABLE;
+
        hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
        hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
        hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;