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drm/etnaviv: add helper for comparing model/revision IDs

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Add and use a helper for comparing the model and revision IDs.

Acked-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Russell King 2016-01-24 17:35:59 +00:00 committed by Lucas Stach
parent 52f36ba1d6
commit 472f79dcf2
1 changed files with 10 additions and 10 deletions
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20
drivers/gpu/drm/etnaviv/etnaviv_gpu.c
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@ -120,6 +120,10 @@ int etnaviv_gpu_get_param(struct etnaviv_gpu *gpu, u32 param, u64 *value)
return 0;
}
#define etnaviv_is_model_rev(gpu, mod, rev) \
((gpu)->identity.model == chipModel_##mod && \
(gpu)->identity.revision == rev)
#define etnaviv_field(val, field) \
(((val) & field##__MASK) >> field##__SHIFT)
@ -213,8 +217,7 @@ static void etnaviv_hw_specs(struct etnaviv_gpu *gpu)
switch (gpu->identity.instruction_count) {
case 0:
if ((gpu->identity.model == chipModel_GC2000 &&
gpu->identity.revision == 0x5108) ||
if (etnaviv_is_model_rev(gpu, GC2000, 0x5108) ||
gpu->identity.model == chipModel_GC880)
gpu->identity.instruction_count = 512;
else
@ -266,8 +269,7 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
}
/* Another special case */
if (gpu->identity.model == chipModel_GC300 &&
gpu->identity.revision == 0x2201) {
if (etnaviv_is_model_rev(gpu, GC300, 0x2201)) {
u32 chipDate = gpu_read(gpu, VIVS_HI_CHIP_DATE);
u32 chipTime = gpu_read(gpu, VIVS_HI_CHIP_TIME);
@ -435,10 +437,9 @@ static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu)
{
u16 prefetch;
if (gpu->identity.model == chipModel_GC320 &&
gpu_read(gpu, VIVS_HI_CHIP_TIME) != 0x2062400 &&
(gpu->identity.revision == 0x5007 ||
gpu->identity.revision == 0x5220)) {
if ((etnaviv_is_model_rev(gpu, GC320, 0x5007) ||
etnaviv_is_model_rev(gpu, GC320, 0x5220)) &&
gpu_read(gpu, VIVS_HI_CHIP_TIME) != 0x2062400) {
u32 mc_memory_debug;
mc_memory_debug = gpu_read(gpu, VIVS_MC_DEBUG_MEMORY) & ~0xff;
@ -460,8 +461,7 @@ static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu)
VIVS_HI_AXI_CONFIG_ARCACHE(2));
/* GC2000 rev 5108 needs a special bus config */
if (gpu->identity.model == chipModel_GC2000 &&
gpu->identity.revision == 0x5108) {
if (etnaviv_is_model_rev(gpu, GC2000, 0x5108)) {
u32 bus_config = gpu_read(gpu, VIVS_MC_BUS_CONFIG);
bus_config &= ~(VIVS_MC_BUS_CONFIG_FE_BUS_CONFIG__MASK |
VIVS_MC_BUS_CONFIG_TX_BUS_CONFIG__MASK);