Merge branch 'skip_delete_inode' of git://git.kernel.org/pub/scm/linux/kernel/git...
[pandora-kernel.git] / drivers / gpu / drm / radeon / rs690.c
index 6c92ae3..bbf3da7 100644 (file)
@@ -58,42 +58,57 @@ static void rs690_gpu_init(struct radeon_device *rdev)
        }
 }
 
+union igp_info {
+       struct _ATOM_INTEGRATED_SYSTEM_INFO info;
+       struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_v2;
+};
+
 void rs690_pm_info(struct radeon_device *rdev)
 {
        int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
-       struct _ATOM_INTEGRATED_SYSTEM_INFO *info;
-       struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 *info_v2;
-       void *ptr;
+       union igp_info *info;
        uint16_t data_offset;
        uint8_t frev, crev;
        fixed20_12 tmp;
 
-       atom_parse_data_header(rdev->mode_info.atom_context, index, NULL,
-                              &frev, &crev, &data_offset);
-       ptr = rdev->mode_info.atom_context->bios + data_offset;
-       info = (struct _ATOM_INTEGRATED_SYSTEM_INFO *)ptr;
-       info_v2 = (struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 *)ptr;
-       /* Get various system informations from bios */
-       switch (crev) {
-       case 1:
-               tmp.full = rfixed_const(100);
-               rdev->pm.igp_sideport_mclk.full = rfixed_const(info->ulBootUpMemoryClock);
-               rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
-               rdev->pm.igp_system_mclk.full = rfixed_const(le16_to_cpu(info->usK8MemoryClock));
-               rdev->pm.igp_ht_link_clk.full = rfixed_const(le16_to_cpu(info->usFSBClock));
-               rdev->pm.igp_ht_link_width.full = rfixed_const(info->ucHTLinkWidth);
-               break;
-       case 2:
-               tmp.full = rfixed_const(100);
-               rdev->pm.igp_sideport_mclk.full = rfixed_const(info_v2->ulBootUpSidePortClock);
-               rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
-               rdev->pm.igp_system_mclk.full = rfixed_const(info_v2->ulBootUpUMAClock);
-               rdev->pm.igp_system_mclk.full = rfixed_div(rdev->pm.igp_system_mclk, tmp);
-               rdev->pm.igp_ht_link_clk.full = rfixed_const(info_v2->ulHTLinkFreq);
-               rdev->pm.igp_ht_link_clk.full = rfixed_div(rdev->pm.igp_ht_link_clk, tmp);
-               rdev->pm.igp_ht_link_width.full = rfixed_const(le16_to_cpu(info_v2->usMinHTLinkWidth));
-               break;
-       default:
+       if (atom_parse_data_header(rdev->mode_info.atom_context, index, NULL,
+                                  &frev, &crev, &data_offset)) {
+               info = (union igp_info *)(rdev->mode_info.atom_context->bios + data_offset);
+
+               /* Get various system informations from bios */
+               switch (crev) {
+               case 1:
+                       tmp.full = rfixed_const(100);
+                       rdev->pm.igp_sideport_mclk.full = rfixed_const(info->info.ulBootUpMemoryClock);
+                       rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
+                       rdev->pm.igp_system_mclk.full = rfixed_const(le16_to_cpu(info->info.usK8MemoryClock));
+                       rdev->pm.igp_ht_link_clk.full = rfixed_const(le16_to_cpu(info->info.usFSBClock));
+                       rdev->pm.igp_ht_link_width.full = rfixed_const(info->info.ucHTLinkWidth);
+                       break;
+               case 2:
+                       tmp.full = rfixed_const(100);
+                       rdev->pm.igp_sideport_mclk.full = rfixed_const(info->info_v2.ulBootUpSidePortClock);
+                       rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
+                       rdev->pm.igp_system_mclk.full = rfixed_const(info->info_v2.ulBootUpUMAClock);
+                       rdev->pm.igp_system_mclk.full = rfixed_div(rdev->pm.igp_system_mclk, tmp);
+                       rdev->pm.igp_ht_link_clk.full = rfixed_const(info->info_v2.ulHTLinkFreq);
+                       rdev->pm.igp_ht_link_clk.full = rfixed_div(rdev->pm.igp_ht_link_clk, tmp);
+                       rdev->pm.igp_ht_link_width.full = rfixed_const(le16_to_cpu(info->info_v2.usMinHTLinkWidth));
+                       break;
+               default:
+                       tmp.full = rfixed_const(100);
+                       /* We assume the slower possible clock ie worst case */
+                       /* DDR 333Mhz */
+                       rdev->pm.igp_sideport_mclk.full = rfixed_const(333);
+                       /* FIXME: system clock ? */
+                       rdev->pm.igp_system_mclk.full = rfixed_const(100);
+                       rdev->pm.igp_system_mclk.full = rfixed_div(rdev->pm.igp_system_mclk, tmp);
+                       rdev->pm.igp_ht_link_clk.full = rfixed_const(200);
+                       rdev->pm.igp_ht_link_width.full = rfixed_const(8);
+                       DRM_ERROR("No integrated system info for your GPU, using safe default\n");
+                       break;
+               }
+       } else {
                tmp.full = rfixed_const(100);
                /* We assume the slower possible clock ie worst case */
                /* DDR 333Mhz */
@@ -104,7 +119,6 @@ void rs690_pm_info(struct radeon_device *rdev)
                rdev->pm.igp_ht_link_clk.full = rfixed_const(200);
                rdev->pm.igp_ht_link_width.full = rfixed_const(8);
                DRM_ERROR("No integrated system info for your GPU, using safe default\n");
-               break;
        }
        /* Compute various bandwidth */
        /* k8_bandwidth = (memory_clk / 2) * 2 * 8 * 0.5 = memory_clk * 4  */
@@ -132,7 +146,6 @@ void rs690_pm_info(struct radeon_device *rdev)
 
 void rs690_mc_init(struct radeon_device *rdev)
 {
-       fixed20_12 a;
        u64 base;
 
        rs400_gart_adjust_size(rdev);
@@ -146,18 +159,10 @@ void rs690_mc_init(struct radeon_device *rdev)
        base = RREG32_MC(R_000100_MCCFG_FB_LOCATION);
        base = G_000100_MC_FB_START(base) << 16;
        rs690_pm_info(rdev);
-       /* FIXME: we should enforce default clock in case GPU is not in
-        * default setup
-        */
-       a.full = rfixed_const(100);
-       rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
-       rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
-       a.full = rfixed_const(16);
-       /* core_bandwidth = sclk(Mhz) * 16 */
-       rdev->pm.core_bandwidth.full = rfixed_div(rdev->pm.sclk, a);
        rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
        radeon_vram_location(rdev, &rdev->mc, base);
        radeon_gtt_location(rdev, &rdev->mc);
+       radeon_update_bandwidth_info(rdev);
 }
 
 void rs690_line_buffer_adjust(struct radeon_device *rdev,
@@ -395,10 +400,12 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
        struct drm_display_mode *mode1 = NULL;
        struct rs690_watermark wm0;
        struct rs690_watermark wm1;
-       u32 tmp;
+       u32 tmp, d1mode_priority_a_cnt, d2mode_priority_a_cnt;
        fixed20_12 priority_mark02, priority_mark12, fill_rate;
        fixed20_12 a, b;
 
+       radeon_update_display_priority(rdev);
+
        if (rdev->mode_info.crtcs[0]->base.enabled)
                mode0 = &rdev->mode_info.crtcs[0]->base.mode;
        if (rdev->mode_info.crtcs[1]->base.enabled)
@@ -408,7 +415,8 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
         * modes if the user specifies HIGH for displaypriority
         * option.
         */
-       if (rdev->disp_priority == 2) {
+       if ((rdev->disp_priority == 2) &&
+           ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740))) {
                tmp = RREG32_MC(R_000104_MC_INIT_MISC_LAT_TIMER);
                tmp &= C_000104_MC_DISP0R_INIT_LAT;
                tmp &= C_000104_MC_DISP1R_INIT_LAT;
@@ -483,10 +491,16 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
                        priority_mark12.full = 0;
                if (wm1.priority_mark_max.full > priority_mark12.full)
                        priority_mark12.full = wm1.priority_mark_max.full;
-               WREG32(R_006548_D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
-               WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
-               WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
-               WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
+               d1mode_priority_a_cnt = rfixed_trunc(priority_mark02);
+               d2mode_priority_a_cnt = rfixed_trunc(priority_mark12);
+               if (rdev->disp_priority == 2) {
+                       d1mode_priority_a_cnt |= S_006548_D1MODE_PRIORITY_A_ALWAYS_ON(1);
+                       d2mode_priority_a_cnt |= S_006D48_D2MODE_PRIORITY_A_ALWAYS_ON(1);
+               }
+               WREG32(R_006548_D1MODE_PRIORITY_A_CNT, d1mode_priority_a_cnt);
+               WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, d1mode_priority_a_cnt);
+               WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, d2mode_priority_a_cnt);
+               WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, d2mode_priority_a_cnt);
        } else if (mode0) {
                if (rfixed_trunc(wm0.dbpp) > 64)
                        a.full = rfixed_mul(wm0.dbpp, wm0.num_line_pair);
@@ -513,8 +527,11 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
                        priority_mark02.full = 0;
                if (wm0.priority_mark_max.full > priority_mark02.full)
                        priority_mark02.full = wm0.priority_mark_max.full;
-               WREG32(R_006548_D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
-               WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
+               d1mode_priority_a_cnt = rfixed_trunc(priority_mark02);
+               if (rdev->disp_priority == 2)
+                       d1mode_priority_a_cnt |= S_006548_D1MODE_PRIORITY_A_ALWAYS_ON(1);
+               WREG32(R_006548_D1MODE_PRIORITY_A_CNT, d1mode_priority_a_cnt);
+               WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, d1mode_priority_a_cnt);
                WREG32(R_006D48_D2MODE_PRIORITY_A_CNT,
                        S_006D48_D2MODE_PRIORITY_A_OFF(1));
                WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT,
@@ -545,12 +562,15 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
                        priority_mark12.full = 0;
                if (wm1.priority_mark_max.full > priority_mark12.full)
                        priority_mark12.full = wm1.priority_mark_max.full;
+               d2mode_priority_a_cnt = rfixed_trunc(priority_mark12);
+               if (rdev->disp_priority == 2)
+                       d2mode_priority_a_cnt |= S_006D48_D2MODE_PRIORITY_A_ALWAYS_ON(1);
                WREG32(R_006548_D1MODE_PRIORITY_A_CNT,
                        S_006548_D1MODE_PRIORITY_A_OFF(1));
                WREG32(R_00654C_D1MODE_PRIORITY_B_CNT,
                        S_00654C_D1MODE_PRIORITY_B_OFF(1));
-               WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
-               WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
+               WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, d2mode_priority_a_cnt);
+               WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, d2mode_priority_a_cnt);
        }
 }